42528681

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{27961}}^1$

素因数の和:27993

約数の個数: 18

約数和(自身を含む): 66521598

約数和(自身を除く): 23992917

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 27961, 83883, 251649, 363493, 1090479, 3271437, 4725409, 14176227, 42528681]

約数ペア:

[(1, 42528681), (3, 14176227), (9, 4725409), (13, 3271437), (39, 1090479), (117, 363493), (169, 251649), (507, 83883), (1521, 27961)]