661118403

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{426253}}^1$

素因数の和:426314

約数の個数: 16

約数和(自身を含む): 982089216

約数和(自身を除く): 320970813

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 426253, 1278759, 4688783, 14066349, 20033891, 60101673, 220372801, 661118403]

約数ペア:

[(1, 661118403), (3, 220372801), (11, 60101673), (33, 20033891), (47, 14066349), (141, 4688783), (517, 1278759), (1551, 426253)]