7904988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 26091520

約数和(自身を除く): 18186532

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 28, 36, 38, 39, 42, 52, 57, 63, 76, 78, 84, 91, 114, 117, 126, 127, 133, 156, 171, 182, 228, 234, 247, 252, 254, 266, 273, 342, 364, 381, 399, 468, 494, 508, 532, 546, 684, 741, 762, 798, 819, 889, 988, 1092, 1143, 1197, 1482, 1524, 1596, 1638, 1651, 1729, 1778, 2223, 2286, 2394, 2413, 2667, 2964, 3276, 3302, 3458, 3556, 4446, 4572, 4788, 4826, 4953, 5187, 5334, 6604, 6916, 7239, 8001, 8892, 9652, 9906, 10374, 10668, 11557, 14478, 14859, 15561, 16002, 16891, 19812, 20748, 21717, 23114, 28956, 29718, 31122, 31369, 32004, 33782, 34671, 43434, 46228, 50673, 59436, 62244, 62738, 67564, 69342, 86868, 94107, 101346, 104013, 125476, 138684, 152019, 188214, 202692, 208026, 219583, 282321, 304038, 376428, 416052, 439166, 564642, 608076, 658749, 878332, 1129284, 1317498, 1976247, 2634996, 3952494, 7904988]

約数ペア:

[(1, 7904988), (2, 3952494), (3, 2634996), (4, 1976247), (6, 1317498), (7, 1129284), (9, 878332), (12, 658749), (13, 608076), (14, 564642), (18, 439166), (19, 416052), (21, 376428), (26, 304038), (28, 282321), (36, 219583), (38, 208026), (39, 202692), (42, 188214), (52, 152019), (57, 138684), (63, 125476), (76, 104013), (78, 101346), (84, 94107), (91, 86868), (114, 69342), (117, 67564), (126, 62738), (127, 62244), (133, 59436), (156, 50673), (171, 46228), (182, 43434), (228, 34671), (234, 33782), (247, 32004), (252, 31369), (254, 31122), (266, 29718), (273, 28956), (342, 23114), (364, 21717), (381, 20748), (399, 19812), (468, 16891), (494, 16002), (508, 15561), (532, 14859), (546, 14478), (684, 11557), (741, 10668), (762, 10374), (798, 9906), (819, 9652), (889, 8892), (988, 8001), (1092, 7239), (1143, 6916), (1197, 6604), (1482, 5334), (1524, 5187), (1596, 4953), (1638, 4826), (1651, 4788), (1729, 4572), (1778, 4446), (2223, 3556), (2286, 3458), (2394, 3302), (2413, 3276), (2667, 2964)]