201621797

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{1231}}^1$

素因数の和:1580

約数の個数: 16

約数和(自身を含む): 223120128

約数和(自身を除く): 21498331

約数列:

[1, 13, 43, 293, 559, 1231, 3809, 12599, 16003, 52933, 163787, 360683, 688129, 4688879, 15509369, 201621797]

約数ペア:

[(1, 201621797), (13, 15509369), (43, 4688879), (293, 688129), (559, 360683), (1231, 163787), (3809, 52933), (12599, 16003)]