16663615

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3083}}^1$

素因数の和:3158

約数の個数: 16

約数和(自身を含む): 21316608

約数和(自身を除く): 4652993

約数列:

[1, 5, 23, 47, 115, 235, 1081, 3083, 5405, 15415, 70909, 144901, 354545, 724505, 3332723, 16663615]

約数ペア:

[(1, 16663615), (5, 3332723), (23, 724505), (47, 354545), (115, 144901), (235, 70909), (1081, 15415), (3083, 5405)]