211055761

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{2179}}^1$

素因数の和:2424

約数の個数: 16

約数和(自身を含む): 245485440

約数和(自身を除く): 34429679

約数列:

[1, 7, 101, 137, 707, 959, 2179, 13837, 15253, 96859, 220079, 298523, 1540553, 2089661, 30150823, 211055761]

約数ペア:

[(1, 211055761), (7, 30150823), (101, 2089661), (137, 1540553), (707, 298523), (959, 220079), (2179, 96859), (13837, 15253)]