426654549

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{667691}}^1$

素因数の和:667768

約数の個数: 12

約数和(自身を含む): 624959712

約数和(自身を除く): 198305163

約数列:

[1, 3, 9, 71, 213, 639, 667691, 2003073, 6009219, 47406061, 142218183, 426654549]

約数ペア:

[(1, 426654549), (3, 142218183), (9, 47406061), (71, 6009219), (213, 2003073), (639, 667691)]