939490617

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{560221}}^1$

素因数の和:560280

約数の個数: 16

約数和(自身を含む): 1380387008

約数和(自身を除く): 440896391

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 560221, 1680663, 7282873, 21848619, 24089503, 72268509, 313163539, 939490617]

約数ペア:

[(1, 939490617), (3, 313163539), (13, 72268509), (39, 24089503), (43, 21848619), (129, 7282873), (559, 1680663), (1677, 560221)]