521009007

素因数分解:

$3^1\times {\mathrm{211}}^1\times {\mathrm{673}}^1\times {\mathrm{1223}}^1$

素因数の和:2110

約数の個数: 16

約数和(自身を含む): 699579648

約数和(自身を除く): 178570641

約数列:

[1, 3, 211, 633, 673, 1223, 2019, 3669, 142003, 258053, 426009, 774159, 823079, 2469237, 173669669, 521009007]

約数ペア:

[(1, 521009007), (3, 173669669), (211, 2469237), (633, 823079), (673, 774159), (1223, 426009), (2019, 258053), (3669, 142003)]