31303431

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3001}}^1$

素因数の和:3087

約数の個数: 24

約数和(自身を含む): 48392240

約数和(自身を除く): 17088809

約数列:

[1, 3, 9, 19, 57, 61, 171, 183, 549, 1159, 3001, 3477, 9003, 10431, 27009, 57019, 171057, 183061, 513171, 549183, 1647549, 3478159, 10434477, 31303431]

約数ペア:

[(1, 31303431), (3, 10434477), (9, 3478159), (19, 1647549), (57, 549183), (61, 513171), (171, 183061), (183, 171057), (549, 57019), (1159, 27009), (3001, 10431), (3477, 9003)]