220818276

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{876263}}^1$

素因数の和:876280

約数の個数: 36

約数和(自身を含む): 637920192

約数和(自身を除く): 417101916

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 876263, 1752526, 2628789, 3505052, 5257578, 6133841, 7886367, 10515156, 12267682, 15772734, 18401523, 24535364, 31545468, 36803046, 55204569, 73606092, 110409138, 220818276]

約数ペア:

[(1, 220818276), (2, 110409138), (3, 73606092), (4, 55204569), (6, 36803046), (7, 31545468), (9, 24535364), (12, 18401523), (14, 15772734), (18, 12267682), (21, 10515156), (28, 7886367), (36, 6133841), (42, 5257578), (63, 3505052), (84, 2628789), (126, 1752526), (252, 876263)]