12771903

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{547}}^1$

素因数の和:774

約数の個数: 16

約数和(自身を含む): 17553536

約数和(自身を除く): 4781633

約数列:

[1, 3, 43, 129, 181, 543, 547, 1641, 7783, 23349, 23521, 70563, 99007, 297021, 4257301, 12771903]

約数ペア:

[(1, 12771903), (3, 4257301), (43, 297021), (129, 99007), (181, 70563), (543, 23521), (547, 23349), (1641, 7783)]