291220821

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{874537}}^1$

素因数の和:874580

約数の個数: 12

約数和(自身を含む): 432021772

約数和(自身を除く): 140800951

約数列:

[1, 3, 9, 37, 111, 333, 874537, 2623611, 7870833, 32357869, 97073607, 291220821]

約数ペア:

[(1, 291220821), (3, 97073607), (9, 32357869), (37, 7870833), (111, 2623611), (333, 874537)]