81748758

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:398

約数の個数: 96

約数和(自身を含む): 208335456

約数和(自身を除く): 126586698

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 73, 78, 91, 98, 146, 147, 182, 219, 273, 293, 294, 438, 511, 546, 586, 637, 879, 949, 1022, 1274, 1533, 1758, 1898, 1911, 2051, 2847, 3066, 3577, 3809, 3822, 4102, 5694, 6153, 6643, 7154, 7618, 10731, 11427, 12306, 13286, 14357, 19929, 21389, 21462, 22854, 26663, 28714, 39858, 42778, 43071, 46501, 53326, 64167, 79989, 86142, 93002, 128334, 139503, 149723, 159978, 186641, 278057, 279006, 299446, 373282, 449169, 556114, 559923, 834171, 898338, 1048061, 1119846, 1668342, 1946399, 2096122, 3144183, 3892798, 5839197, 6288366, 11678394, 13624793, 27249586, 40874379, 81748758]

約数ペア:

[(1, 81748758), (2, 40874379), (3, 27249586), (6, 13624793), (7, 11678394), (13, 6288366), (14, 5839197), (21, 3892798), (26, 3144183), (39, 2096122), (42, 1946399), (49, 1668342), (73, 1119846), (78, 1048061), (91, 898338), (98, 834171), (146, 559923), (147, 556114), (182, 449169), (219, 373282), (273, 299446), (293, 279006), (294, 278057), (438, 186641), (511, 159978), (546, 149723), (586, 139503), (637, 128334), (879, 93002), (949, 86142), (1022, 79989), (1274, 64167), (1533, 53326), (1758, 46501), (1898, 43071), (1911, 42778), (2051, 39858), (2847, 28714), (3066, 26663), (3577, 22854), (3809, 21462), (3822, 21389), (4102, 19929), (5694, 14357), (6153, 13286), (6643, 12306), (7154, 11427), (7618, 10731)]