209660689

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{373}}^1\times {\mathrm{1361}}^1$

素因数の和:1800

約数の個数: 16

約数和(自身を含む): 244506240

約数和(自身を除く): 34845551

約数列:

[1, 7, 59, 373, 413, 1361, 2611, 9527, 22007, 80299, 154049, 507653, 562093, 3553571, 29951527, 209660689]

約数ペア:

[(1, 209660689), (7, 29951527), (59, 3553571), (373, 562093), (413, 507653), (1361, 154049), (2611, 80299), (9527, 22007)]