31679973

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14251}}^1$

素因数の和:14289

約数の個数: 24

約数和(自身を含む): 51877280

約数和(自身を除く): 20197307

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 14251, 42753, 128259, 185263, 270769, 555789, 812307, 1667367, 2436921, 3519997, 10559991, 31679973]

約数ペア:

[(1, 31679973), (3, 10559991), (9, 3519997), (13, 2436921), (19, 1667367), (39, 812307), (57, 555789), (117, 270769), (171, 185263), (247, 128259), (741, 42753), (2223, 14251)]