12216771

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1747}}^1$

素因数の和:1800

約数の個数: 32

約数和(自身を含む): 21255680

約数和(自身を除く): 9038909

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 777, 999, 1747, 2331, 5241, 6993, 12229, 15723, 36687, 47169, 64639, 110061, 193917, 330183, 452473, 581751, 1357419, 1745253, 4072257, 12216771]

約数ペア:

[(1, 12216771), (3, 4072257), (7, 1745253), (9, 1357419), (21, 581751), (27, 452473), (37, 330183), (63, 193917), (111, 110061), (189, 64639), (259, 47169), (333, 36687), (777, 15723), (999, 12229), (1747, 6993), (2331, 5241)]