411438681

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{643879}}^1$

素因数の和:643956

約数の個数: 12

約数和(自身を含む): 602671680

約数和(自身を除く): 191232999

約数列:

[1, 3, 9, 71, 213, 639, 643879, 1931637, 5794911, 45715409, 137146227, 411438681]

約数ペア:

[(1, 411438681), (3, 137146227), (9, 45715409), (71, 5794911), (213, 1931637), (639, 643879)]