25270533

素因数分解:

$3^2\times {\mathrm{71}}^2\times {\mathrm{557}}^1$

素因数の和:705

約数の個数: 18

約数和(自身を含む): 37089702

約数和(自身を除く): 11819169

約数列:

[1, 3, 9, 71, 213, 557, 639, 1671, 5013, 5041, 15123, 39547, 45369, 118641, 355923, 2807837, 8423511, 25270533]

約数ペア:

[(1, 25270533), (3, 8423511), (9, 2807837), (71, 355923), (213, 118641), (557, 45369), (639, 39547), (1671, 15123), (5013, 5041)]