39889927

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{821}}^1$

素因数の和:1470

約数の個数: 16

約数和(自身を含む): 49872384

約数和(自身を除く): 9982457

約数列:

[1, 7, 11, 77, 631, 821, 4417, 5747, 6941, 9031, 48587, 63217, 518051, 3626357, 5698561, 39889927]

約数ペア:

[(1, 39889927), (7, 5698561), (11, 3626357), (77, 518051), (631, 63217), (821, 48587), (4417, 9031), (5747, 6941)]