208196569

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{821}}^1\times {\mathrm{2131}}^1$

素因数の和:2976

約数の個数: 16

約数和(自身を含む): 252360576

約数和(自身を除く): 44164007

約数列:

[1, 7, 17, 119, 821, 2131, 5747, 13957, 14917, 36227, 97699, 253589, 1749551, 12246857, 29742367, 208196569]

約数ペア:

[(1, 208196569), (7, 29742367), (17, 12246857), (119, 1749551), (821, 253589), (2131, 97699), (5747, 36227), (13957, 14917)]