25405263

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{16703}}^1$

素因数の和:16735

約数の個数: 18

約数和(自身を含む): 39738816

約数和(自身を除く): 14333553

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 16703, 50109, 150327, 217139, 651417, 1954251, 2822807, 8468421, 25405263]

約数ペア:

[(1, 25405263), (3, 8468421), (9, 2822807), (13, 1954251), (39, 651417), (117, 217139), (169, 150327), (507, 50109), (1521, 16703)]