290788894604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{40230893}}^1$

素因数の和:40231049

約数の個数: 24

約数和(自身を含む): 551967865680

約数和(自身を除く): 261178971076

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 40230893, 80461786, 160923572, 523001609, 1046003218, 2092006436, 5592094127, 11184188254, 22368376508, 72697223651, 145394447302, 290788894604]

約数ペア:

[(1, 290788894604), (2, 145394447302), (4, 72697223651), (13, 22368376508), (26, 11184188254), (52, 5592094127), (139, 2092006436), (278, 1046003218), (556, 523001609), (1807, 160923572), (3614, 80461786), (7228, 40230893)]