31078404

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:287

約数の個数: 120

約数和(自身を含む): 94647168

約数和(自身を除く): 63568764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 71, 81, 84, 108, 126, 142, 162, 189, 193, 213, 252, 284, 324, 378, 386, 426, 497, 567, 579, 639, 756, 772, 852, 994, 1134, 1158, 1278, 1351, 1491, 1737, 1917, 1988, 2268, 2316, 2556, 2702, 2982, 3474, 3834, 4053, 4473, 5211, 5404, 5751, 5964, 6948, 7668, 8106, 8946, 10422, 11502, 12159, 13419, 13703, 15633, 16212, 17892, 20844, 23004, 24318, 26838, 27406, 31266, 36477, 40257, 41109, 48636, 53676, 54812, 62532, 72954, 80514, 82218, 95921, 109431, 123327, 145908, 161028, 164436, 191842, 218862, 246654, 287763, 369981, 383684, 437724, 493308, 575526, 739962, 863289, 1109943, 1151052, 1479924, 1726578, 2219886, 2589867, 3453156, 4439772, 5179734, 7769601, 10359468, 15539202, 31078404]

約数ペア:

[(1, 31078404), (2, 15539202), (3, 10359468), (4, 7769601), (6, 5179734), (7, 4439772), (9, 3453156), (12, 2589867), (14, 2219886), (18, 1726578), (21, 1479924), (27, 1151052), (28, 1109943), (36, 863289), (42, 739962), (54, 575526), (63, 493308), (71, 437724), (81, 383684), (84, 369981), (108, 287763), (126, 246654), (142, 218862), (162, 191842), (189, 164436), (193, 161028), (213, 145908), (252, 123327), (284, 109431), (324, 95921), (378, 82218), (386, 80514), (426, 72954), (497, 62532), (567, 54812), (579, 53676), (639, 48636), (756, 41109), (772, 40257), (852, 36477), (994, 31266), (1134, 27406), (1158, 26838), (1278, 24318), (1351, 23004), (1491, 20844), (1737, 17892), (1917, 16212), (1988, 15633), (2268, 13703), (2316, 13419), (2556, 12159), (2702, 11502), (2982, 10422), (3474, 8946), (3834, 8106), (4053, 7668), (4473, 6948), (5211, 5964), (5404, 5751)]