213620449

素因数分解:

$7^2\times {\mathrm{331}}^1\times {\mathrm{13171}}^1$

素因数の和:13516

約数の個数: 12

約数和(自身を含む): 249266928

約数和(自身を除く): 35646479

約数列:

[1, 7, 49, 331, 2317, 13171, 16219, 92197, 645379, 4359601, 30517207, 213620449]

約数ペア:

[(1, 213620449), (7, 30517207), (49, 4359601), (331, 645379), (2317, 92197), (13171, 16219)]