391262508

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{971}}^1$

素因数の和:1045

約数の個数: 192

約数和(自身を含む): 1280240640

約数和(自身を除く): 888978132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 41, 42, 52, 54, 63, 78, 82, 84, 91, 108, 117, 123, 126, 156, 164, 182, 189, 234, 246, 252, 273, 287, 351, 364, 369, 378, 468, 492, 533, 546, 574, 702, 738, 756, 819, 861, 971, 1066, 1092, 1107, 1148, 1404, 1476, 1599, 1638, 1722, 1942, 2132, 2214, 2457, 2583, 2913, 3198, 3276, 3444, 3731, 3884, 4428, 4797, 4914, 5166, 5826, 6396, 6797, 7462, 7749, 8739, 9594, 9828, 10332, 11193, 11652, 12623, 13594, 14391, 14924, 15498, 17478, 19188, 20391, 22386, 25246, 26217, 27188, 28782, 30996, 33579, 34956, 37869, 39811, 40782, 44772, 50492, 52434, 57564, 61173, 67158, 75738, 79622, 81564, 88361, 100737, 104868, 113607, 119433, 122346, 134316, 151476, 159244, 176722, 183519, 201474, 227214, 238866, 244692, 265083, 278677, 340821, 353444, 358299, 367038, 402948, 454428, 477732, 517543, 530166, 557354, 681642, 716598, 734076, 795249, 836031, 1035086, 1060332, 1074897, 1114708, 1363284, 1433196, 1552629, 1590498, 1672062, 2070172, 2149794, 2385747, 2508093, 3105258, 3180996, 3344124, 3622801, 4299588, 4657887, 4771494, 5016186, 6210516, 7245602, 7524279, 9315774, 9542988, 10032372, 10868403, 13973661, 14491204, 15048558, 18631548, 21736806, 27947322, 30097116, 32605209, 43473612, 55894644, 65210418, 97815627, 130420836, 195631254, 391262508]

約数ペア:

[(1, 391262508), (2, 195631254), (3, 130420836), (4, 97815627), (6, 65210418), (7, 55894644), (9, 43473612), (12, 32605209), (13, 30097116), (14, 27947322), (18, 21736806), (21, 18631548), (26, 15048558), (27, 14491204), (28, 13973661), (36, 10868403), (39, 10032372), (41, 9542988), (42, 9315774), (52, 7524279), (54, 7245602), (63, 6210516), (78, 5016186), (82, 4771494), (84, 4657887), (91, 4299588), (108, 3622801), (117, 3344124), (123, 3180996), (126, 3105258), (156, 2508093), (164, 2385747), (182, 2149794), (189, 2070172), (234, 1672062), (246, 1590498), (252, 1552629), (273, 1433196), (287, 1363284), (351, 1114708), (364, 1074897), (369, 1060332), (378, 1035086), (468, 836031), (492, 795249), (533, 734076), (546, 716598), (574, 681642), (702, 557354), (738, 530166), (756, 517543), (819, 477732), (861, 454428), (971, 402948), (1066, 367038), (1092, 358299), (1107, 353444), (1148, 340821), (1404, 278677), (1476, 265083), (1599, 244692), (1638, 238866), (1722, 227214), (1942, 201474), (2132, 183519), (2214, 176722), (2457, 159244), (2583, 151476), (2913, 134316), (3198, 122346), (3276, 119433), (3444, 113607), (3731, 104868), (3884, 100737), (4428, 88361), (4797, 81564), (4914, 79622), (5166, 75738), (5826, 67158), (6396, 61173), (6797, 57564), (7462, 52434), (7749, 50492), (8739, 44772), (9594, 40782), (9828, 39811), (10332, 37869), (11193, 34956), (11652, 33579), (12623, 30996), (13594, 28782), (14391, 27188), (14924, 26217), (15498, 25246), (17478, 22386), (19188, 20391)]