31306509

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14083}}^1$

素因数の和:14121

約数の個数: 24

約数和(自身を含む): 51265760

約数和(自身を除く): 19959251

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 14083, 42249, 126747, 183079, 267577, 549237, 802731, 1647711, 2408193, 3478501, 10435503, 31306509]

約数ペア:

[(1, 31306509), (3, 10435503), (9, 3478501), (13, 2408193), (19, 1647711), (39, 802731), (57, 549237), (117, 267577), (171, 183079), (247, 126747), (741, 42249), (2223, 14083)]