25721572

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1$

素因数の和:675

約数の個数: 24

約数和(自身を含む): 45864000

約数和(自身を除く): 20142428

約数列:

[1, 2, 4, 103, 149, 206, 298, 412, 419, 596, 838, 1676, 15347, 30694, 43157, 61388, 62431, 86314, 124862, 172628, 249724, 6430393, 12860786, 25721572]

約数ペア:

[(1, 25721572), (2, 12860786), (4, 6430393), (103, 249724), (149, 172628), (206, 124862), (298, 86314), (412, 62431), (419, 61388), (596, 43157), (838, 30694), (1676, 15347)]