291280717

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139169}}^1$

素因数の和:139212

約数の個数: 16

約数和(自身を含む): 374088960

約数和(自身を除く): 82808243

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 139169, 974183, 1809197, 3200887, 12664379, 22406209, 41611531, 291280717]

約数ペア:

[(1, 291280717), (7, 41611531), (13, 22406209), (23, 12664379), (91, 3200887), (161, 1809197), (299, 974183), (2093, 139169)]