25297181

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 32022144

約数和(自身を除く): 6724963

約数列:

[1, 7, 13, 49, 91, 151, 263, 637, 1057, 1841, 1963, 3419, 7399, 12887, 13741, 23933, 39713, 96187, 167531, 277991, 516269, 1945937, 3613883, 25297181]

約数ペア:

[(1, 25297181), (7, 3613883), (13, 1945937), (49, 516269), (91, 277991), (151, 167531), (263, 96187), (637, 39713), (1057, 23933), (1841, 13741), (1963, 12887), (3419, 7399)]