217996915

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{4259}}^1$

素因数の和:4646

約数の個数: 16

約数和(自身を含む): 271447200

約数和(自身を除く): 53450285

約数列:

[1, 5, 29, 145, 353, 1765, 4259, 10237, 21295, 51185, 123511, 617555, 1503427, 7517135, 43599383, 217996915]

約数ペア:

[(1, 217996915), (5, 43599383), (29, 7517135), (145, 1503427), (353, 617555), (1765, 123511), (4259, 51185), (10237, 21295)]