251269921

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{2713}}^1$

素因数の和:2952

約数の個数: 16

約数和(自身を含む): 292330368

約数和(自身を除く): 41060447

約数列:

[1, 7, 101, 131, 707, 917, 2713, 13231, 18991, 92617, 274013, 355403, 1918091, 2487821, 35895703, 251269921]

約数ペア:

[(1, 251269921), (7, 35895703), (101, 2487821), (131, 1918091), (707, 355403), (917, 274013), (2713, 92617), (13231, 18991)]