39934839

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{13681}}^1$

素因数の和:13830

約数の個数: 16

約数和(自身を含む): 61295360

約数和(自身を除く): 21360521

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 13681, 41043, 95767, 287301, 1901659, 5704977, 13311613, 39934839]

約数ペア:

[(1, 39934839), (3, 13311613), (7, 5704977), (21, 1901659), (139, 287301), (417, 95767), (973, 41043), (2919, 13681)]