207776885

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{2971}}^1$

素因数の和:3244

約数の個数: 16

約数和(自身を含む): 254212992

約数和(自身を除く): 46436107

約数列:

[1, 5, 71, 197, 355, 985, 2971, 13987, 14855, 69935, 210941, 585287, 1054705, 2926435, 41555377, 207776885]

約数ペア:

[(1, 207776885), (5, 41555377), (71, 2926435), (197, 1054705), (355, 585287), (985, 210941), (2971, 69935), (13987, 14855)]