221575048

素因数分解:

$2^3\times {\mathrm{521}}^1\times {\mathrm{53161}}^1$

素因数の和:53688

約数の個数: 16

約数和(自身を含む): 416258460

約数和(自身を除く): 194683412

約数列:

[1, 2, 4, 8, 521, 1042, 2084, 4168, 53161, 106322, 212644, 425288, 27696881, 55393762, 110787524, 221575048]

約数ペア:

[(1, 221575048), (2, 110787524), (4, 55393762), (8, 27696881), (521, 425288), (1042, 212644), (2084, 106322), (4168, 53161)]