66907905

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{28411}}^1$

素因数の和:28576

約数の個数: 16

約数和(自身を含む): 107738304

約数和(自身を除く): 40830399

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 28411, 85233, 142055, 426165, 4460527, 13381581, 22302635, 66907905]

約数ペア:

[(1, 66907905), (3, 22302635), (5, 13381581), (15, 4460527), (157, 426165), (471, 142055), (785, 85233), (2355, 28411)]