201980397521

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{95861603}}^1$

素因数の和:95861660

約数の個数: 12

約数和(自身を含む): 240420902832

約数和(自身を除く): 38440505311

約数列:

[1, 7, 43, 49, 301, 2107, 95861603, 671031221, 4122048929, 4697218547, 28854342503, 201980397521]

約数ペア:

[(1, 201980397521), (7, 28854342503), (43, 4697218547), (49, 4122048929), (301, 671031221), (2107, 95861603)]