12464964

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 33022080

約数和(自身を除く): 20557116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 53, 94, 106, 139, 141, 159, 188, 212, 278, 282, 318, 417, 423, 477, 556, 564, 636, 834, 846, 954, 1251, 1668, 1692, 1908, 2491, 2502, 4982, 5004, 6533, 7367, 7473, 9964, 13066, 14734, 14946, 19599, 22101, 22419, 26132, 29468, 29892, 39198, 44202, 44838, 58797, 66303, 78396, 88404, 89676, 117594, 132606, 235188, 265212, 346249, 692498, 1038747, 1384996, 2077494, 3116241, 4154988, 6232482, 12464964]

約数ペア:

[(1, 12464964), (2, 6232482), (3, 4154988), (4, 3116241), (6, 2077494), (9, 1384996), (12, 1038747), (18, 692498), (36, 346249), (47, 265212), (53, 235188), (94, 132606), (106, 117594), (139, 89676), (141, 88404), (159, 78396), (188, 66303), (212, 58797), (278, 44838), (282, 44202), (318, 39198), (417, 29892), (423, 29468), (477, 26132), (556, 22419), (564, 22101), (636, 19599), (834, 14946), (846, 14734), (954, 13066), (1251, 9964), (1668, 7473), (1692, 7367), (1908, 6533), (2491, 5004), (2502, 4982)]