25630641

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{17911}}^1$

素因数の和:17973

約数の個数: 16

約数和(自身を含む): 38689920

約数和(自身を除く): 13059279

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 17911, 53733, 161199, 483597, 949283, 2847849, 8543547, 25630641]

約数ペア:

[(1, 25630641), (3, 8543547), (9, 2847849), (27, 949283), (53, 483597), (159, 161199), (477, 53733), (1431, 17911)]