72191431

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{883}}^1$

素因数の和:1246

約数の個数: 16

約数和(自身を含む): 82176640

約数和(自身を除く): 9985209

約数列:

[1, 13, 19, 247, 331, 883, 4303, 6289, 11479, 16777, 81757, 218101, 292273, 3799549, 5553187, 72191431]

約数ペア:

[(1, 72191431), (13, 5553187), (19, 3799549), (247, 292273), (331, 218101), (883, 81757), (4303, 16777), (6289, 11479)]