12898215

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 24800256

約数和(自身を除く): 11902041

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 71, 99, 165, 213, 355, 367, 495, 639, 781, 1065, 1101, 1835, 2343, 3195, 3303, 3905, 4037, 5505, 7029, 11715, 12111, 16515, 20185, 26057, 35145, 36333, 60555, 78171, 130285, 181665, 234513, 286627, 390855, 859881, 1172565, 1433135, 2579643, 4299405, 12898215]

約数ペア:

[(1, 12898215), (3, 4299405), (5, 2579643), (9, 1433135), (11, 1172565), (15, 859881), (33, 390855), (45, 286627), (55, 234513), (71, 181665), (99, 130285), (165, 78171), (213, 60555), (355, 36333), (367, 35145), (495, 26057), (639, 20185), (781, 16515), (1065, 12111), (1101, 11715), (1835, 7029), (2343, 5505), (3195, 4037), (3303, 3905)]