31402839

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{42379}}^1$

素因数の和:42414

約数の個数: 16

約数和(自身を含む): 47465600

約数和(自身を除く): 16062761

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 42379, 127137, 550927, 805201, 1652781, 2415603, 10467613, 31402839]

約数ペア:

[(1, 31402839), (3, 10467613), (13, 2415603), (19, 1652781), (39, 805201), (57, 550927), (247, 127137), (741, 42379)]