137025721

素因数分解:

$7^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1\times {\mathrm{821}}^1$

素因数の和:1152

約数の個数: 16

約数和(自身を含む): 158928768

約数和(自身を除く): 21903047

約数列:

[1, 7, 113, 211, 791, 821, 1477, 5747, 23843, 92773, 166901, 173231, 649411, 1212617, 19575103, 137025721]

約数ペア:

[(1, 137025721), (7, 19575103), (113, 1212617), (211, 649411), (791, 173231), (821, 166901), (1477, 92773), (5747, 23843)]