212017705

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{2143}}^1$

素因数の和:2616

約数の個数: 16

約数和(自身を含む): 260573184

約数和(自身を除く): 48555479

約数列:

[1, 5, 47, 235, 421, 2105, 2143, 10715, 19787, 98935, 100721, 503605, 902203, 4511015, 42403541, 212017705]

約数ペア:

[(1, 212017705), (5, 42403541), (47, 4511015), (235, 902203), (421, 503605), (2105, 100721), (2143, 98935), (10715, 19787)]