11821455

素因数分解:

$3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{593}}^1$

素因数の和:1047

約数の個数: 24

約数和(自身を含む): 20571408

約数和(自身を除く): 8749953

約数列:

[1, 3, 5, 9, 15, 45, 443, 593, 1329, 1779, 2215, 2965, 3987, 5337, 6645, 8895, 19935, 26685, 262699, 788097, 1313495, 2364291, 3940485, 11821455]

約数ペア:

[(1, 11821455), (3, 3940485), (5, 2364291), (9, 1313495), (15, 788097), (45, 262699), (443, 26685), (593, 19935), (1329, 8895), (1779, 6645), (2215, 5337), (2965, 3987)]