247856

素因数分解:

$2^4\times 7^1\times {\mathrm{2213}}^1$

素因数の和:2228

約数の個数: 20

約数和(自身を含む): 549072

約数和(自身を除く): 301216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2213, 4426, 8852, 15491, 17704, 30982, 35408, 61964, 123928, 247856]

約数ペア:

[(1, 247856), (2, 123928), (4, 61964), (7, 35408), (8, 30982), (14, 17704), (16, 15491), (28, 8852), (56, 4426), (112, 2213)]