25477166

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{389}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 45208800

約数和(自身を除く): 19731634

約数列:

[1, 2, 11, 13, 22, 26, 143, 229, 286, 389, 458, 778, 2519, 2977, 4279, 5038, 5057, 5954, 8558, 10114, 32747, 55627, 65494, 89081, 111254, 178162, 979891, 1158053, 1959782, 2316106, 12738583, 25477166]

約数ペア:

[(1, 25477166), (2, 12738583), (11, 2316106), (13, 1959782), (22, 1158053), (26, 979891), (143, 178162), (229, 111254), (286, 89081), (389, 65494), (458, 55627), (778, 32747), (2519, 10114), (2977, 8558), (4279, 5954), (5038, 5057)]