42897491

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{67343}}^1$

素因数の和:67370

約数の個数: 12

約数和(自身を含む): 53740512

約数和(自身を除く): 10843021

約数列:

[1, 7, 13, 49, 91, 637, 67343, 471401, 875459, 3299807, 6128213, 42897491]

約数ペア:

[(1, 42897491), (7, 6128213), (13, 3299807), (49, 875459), (91, 471401), (637, 67343)]