219725114

素因数分解:

$2^1\times 7^4\times {\mathrm{45757}}^1$

素因数の和:45787

約数の個数: 20

約数和(自身を含む): 384504474

約数和(自身を除く): 164779360

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 45757, 91514, 320299, 640598, 2242093, 4484186, 15694651, 31389302, 109862557, 219725114]

約数ペア:

[(1, 219725114), (2, 109862557), (7, 31389302), (14, 15694651), (49, 4484186), (98, 2242093), (343, 640598), (686, 320299), (2401, 91514), (4802, 45757)]