3997816

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{1187}}^1$

素因数の和:1614

約数の個数: 16

約数和(自身を含む): 7520040

約数和(自身を除く): 3522224

約数列:

[1, 2, 4, 8, 421, 842, 1187, 1684, 2374, 3368, 4748, 9496, 499727, 999454, 1998908, 3997816]

約数ペア:

[(1, 3997816), (2, 1998908), (4, 999454), (8, 499727), (421, 9496), (842, 4748), (1187, 3368), (1684, 2374)]