39163891

素因数分解:

${\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 44930160

約数和(自身を除く): 5766269

約数列:

[1, 13, 29, 61, 131, 169, 377, 793, 1703, 1769, 3799, 4901, 7991, 10309, 22139, 22997, 49387, 103883, 231739, 298961, 642031, 1350479, 3012607, 39163891]

約数ペア:

[(1, 39163891), (13, 3012607), (29, 1350479), (61, 642031), (131, 298961), (169, 231739), (377, 103883), (793, 49387), (1703, 22997), (1769, 22139), (3799, 10309), (4901, 7991)]