25384138

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 42411600

約数和(自身を除く): 17027462

約数列:

[1, 2, 13, 26, 53, 106, 109, 169, 218, 338, 689, 1378, 1417, 2197, 2834, 4394, 5777, 8957, 11554, 17914, 18421, 36842, 75101, 116441, 150202, 232882, 239473, 478946, 976313, 1952626, 12692069, 25384138]

約数ペア:

[(1, 25384138), (2, 12692069), (13, 1952626), (26, 976313), (53, 478946), (106, 239473), (109, 232882), (169, 150202), (218, 116441), (338, 75101), (689, 36842), (1378, 18421), (1417, 17914), (2197, 11554), (2834, 8957), (4394, 5777)]