291298734

素因数分解:

$2^1\times 3^3\times {\mathrm{661}}^1\times {\mathrm{8161}}^1$

素因数の和:8833

約数の個数: 32

約数和(自身を含む): 648389280

約数和(自身を除く): 357090546

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 661, 1322, 1983, 3966, 5949, 8161, 11898, 16322, 17847, 24483, 35694, 48966, 73449, 146898, 220347, 440694, 5394421, 10788842, 16183263, 32366526, 48549789, 97099578, 145649367, 291298734]

約数ペア:

[(1, 291298734), (2, 145649367), (3, 97099578), (6, 48549789), (9, 32366526), (18, 16183263), (27, 10788842), (54, 5394421), (661, 440694), (1322, 220347), (1983, 146898), (3966, 73449), (5949, 48966), (8161, 35694), (11898, 24483), (16322, 17847)]