2131129

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2129}}^1$

素因数の和:2160

約数の個数: 16

約数和(自身を含む): 2862720

約数和(自身を除く): 731591

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 2129, 14903, 23419, 27677, 163933, 193739, 304447, 2131129]

約数ペア:

[(1, 2131129), (7, 304447), (11, 193739), (13, 163933), (77, 27677), (91, 23419), (143, 14903), (1001, 2129)]