221503048

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2129837}}^1$

素因数の和:2129856

約数の個数: 16

約数和(自身を含む): 447265980

約数和(自身を除く): 225762932

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2129837, 4259674, 8519348, 17038696, 27687881, 55375762, 110751524, 221503048]

約数ペア:

[(1, 221503048), (2, 110751524), (4, 55375762), (8, 27687881), (13, 17038696), (26, 8519348), (52, 4259674), (104, 2129837)]