138904472

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{19531}}^1$

素因数の和:19671

約数の個数: 32

約数和(自身を含む): 300011520

約数和(自身を除く): 161107048

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 508, 889, 1016, 1778, 3556, 7112, 19531, 39062, 78124, 136717, 156248, 273434, 546868, 1093736, 2480437, 4960874, 9921748, 17363059, 19843496, 34726118, 69452236, 138904472]

約数ペア:

[(1, 138904472), (2, 69452236), (4, 34726118), (7, 19843496), (8, 17363059), (14, 9921748), (28, 4960874), (56, 2480437), (127, 1093736), (254, 546868), (508, 273434), (889, 156248), (1016, 136717), (1778, 78124), (3556, 39062), (7112, 19531)]