3980979

素因数分解:

$3^2\times {\mathrm{631}}^1\times {\mathrm{701}}^1$

素因数の和:1338

約数の個数: 12

約数和(自身を含む): 5767632

約数和(自身を除く): 1786653

約数列:

[1, 3, 9, 631, 701, 1893, 2103, 5679, 6309, 442331, 1326993, 3980979]

約数ペア:

[(1, 3980979), (3, 1326993), (9, 442331), (631, 6309), (701, 5679), (1893, 2103)]