30981395

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{9851}}^1$

素因数の和:9910

約数の個数: 16

約数和(自身を含む): 40432608

約数和(自身を除く): 9451213

約数列:

[1, 5, 17, 37, 85, 185, 629, 3145, 9851, 49255, 167467, 364487, 837335, 1822435, 6196279, 30981395]

約数ペア:

[(1, 30981395), (5, 6196279), (17, 1822435), (37, 837335), (85, 364487), (185, 167467), (629, 49255), (3145, 9851)]