25460019

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:932

約数の個数: 36

約数和(自身を含む): 41965560

約数和(自身を除く): 16505541

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 169, 171, 247, 507, 741, 881, 1521, 2223, 2643, 3211, 7929, 9633, 11453, 16739, 28899, 34359, 50217, 103077, 148889, 150651, 217607, 446667, 652821, 1340001, 1958463, 2828891, 8486673, 25460019]

約数ペア:

[(1, 25460019), (3, 8486673), (9, 2828891), (13, 1958463), (19, 1340001), (39, 652821), (57, 446667), (117, 217607), (169, 150651), (171, 148889), (247, 103077), (507, 50217), (741, 34359), (881, 28899), (1521, 16739), (2223, 11453), (2643, 9633), (3211, 7929)]