213171505

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1\times {\mathrm{1847}}^1$

素因数の和:2456

約数の個数: 16

約数和(自身を含む): 262652544

約数和(自身を除く): 49481039

約数列:

[1, 5, 41, 205, 563, 1847, 2815, 9235, 23083, 75727, 115415, 378635, 1039861, 5199305, 42634301, 213171505]

約数ペア:

[(1, 213171505), (5, 42634301), (41, 5199305), (205, 1039861), (563, 378635), (1847, 115415), (2815, 75727), (9235, 23083)]