68173417

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 79648920

約数和(自身を除く): 11475503

約数列:

[1, 13, 17, 61, 169, 221, 389, 793, 1037, 2873, 5057, 6613, 10309, 13481, 23729, 65741, 85969, 175253, 308477, 403393, 1117597, 4010201, 5244109, 68173417]

約数ペア:

[(1, 68173417), (13, 5244109), (17, 4010201), (61, 1117597), (169, 403393), (221, 308477), (389, 175253), (793, 85969), (1037, 65741), (2873, 23729), (5057, 13481), (6613, 10309)]