221010972

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{997}}^1$

素因数の和:1060

約数の個数: 144

約数和(自身を含む): 668979360

約数和(自身を除く): 447968388

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 29, 39, 42, 49, 52, 58, 78, 84, 87, 91, 98, 116, 147, 156, 174, 182, 196, 203, 273, 294, 348, 364, 377, 406, 546, 588, 609, 637, 754, 812, 997, 1092, 1131, 1218, 1274, 1421, 1508, 1911, 1994, 2262, 2436, 2548, 2639, 2842, 2991, 3822, 3988, 4263, 4524, 5278, 5684, 5982, 6979, 7644, 7917, 8526, 10556, 11964, 12961, 13958, 15834, 17052, 18473, 20937, 25922, 27916, 28913, 31668, 36946, 38883, 41874, 48853, 51844, 55419, 57826, 73892, 77766, 83748, 86739, 90727, 97706, 110838, 115652, 146559, 155532, 173478, 181454, 195412, 202391, 221676, 272181, 293118, 346956, 362908, 375869, 404782, 544362, 586236, 607173, 635089, 751738, 809564, 1088724, 1127607, 1214346, 1270178, 1416737, 1503476, 1905267, 2255214, 2428692, 2540356, 2631083, 2833474, 3810534, 4250211, 4510428, 5262166, 5666948, 7621068, 7893249, 8500422, 10524332, 15786498, 17000844, 18417581, 31572996, 36835162, 55252743, 73670324, 110505486, 221010972]

約数ペア:

[(1, 221010972), (2, 110505486), (3, 73670324), (4, 55252743), (6, 36835162), (7, 31572996), (12, 18417581), (13, 17000844), (14, 15786498), (21, 10524332), (26, 8500422), (28, 7893249), (29, 7621068), (39, 5666948), (42, 5262166), (49, 4510428), (52, 4250211), (58, 3810534), (78, 2833474), (84, 2631083), (87, 2540356), (91, 2428692), (98, 2255214), (116, 1905267), (147, 1503476), (156, 1416737), (174, 1270178), (182, 1214346), (196, 1127607), (203, 1088724), (273, 809564), (294, 751738), (348, 635089), (364, 607173), (377, 586236), (406, 544362), (546, 404782), (588, 375869), (609, 362908), (637, 346956), (754, 293118), (812, 272181), (997, 221676), (1092, 202391), (1131, 195412), (1218, 181454), (1274, 173478), (1421, 155532), (1508, 146559), (1911, 115652), (1994, 110838), (2262, 97706), (2436, 90727), (2548, 86739), (2639, 83748), (2842, 77766), (2991, 73892), (3822, 57826), (3988, 55419), (4263, 51844), (4524, 48853), (5278, 41874), (5684, 38883), (5982, 36946), (6979, 31668), (7644, 28913), (7917, 27916), (8526, 25922), (10556, 20937), (11964, 18473), (12961, 17052), (13958, 15834)]