25457926

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 42674688

約数和(自身を除く): 17216762

約数列:

[1, 2, 13, 26, 47, 83, 94, 166, 251, 502, 611, 1079, 1222, 2158, 3263, 3901, 6526, 7802, 11797, 20833, 23594, 41666, 50713, 101426, 153361, 270829, 306722, 541658, 979151, 1958302, 12728963, 25457926]

約数ペア:

[(1, 25457926), (2, 12728963), (13, 1958302), (26, 979151), (47, 541658), (83, 306722), (94, 270829), (166, 153361), (251, 101426), (502, 50713), (611, 41666), (1079, 23594), (1222, 20833), (2158, 11797), (3263, 7802), (3901, 6526)]