81804778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1609}}^1\times {\mathrm{2311}}^1$

素因数の和:3933

約数の個数: 16

約数和(自身を含む): 134003520

約数和(自身を除く): 52198742

約数列:

[1, 2, 11, 22, 1609, 2311, 3218, 4622, 17699, 25421, 35398, 50842, 3718399, 7436798, 40902389, 81804778]

約数ペア:

[(1, 81804778), (2, 40902389), (11, 7436798), (22, 3718399), (1609, 50842), (2311, 35398), (3218, 25421), (4622, 17699)]