209218711

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{2137}}^1$

素因数の和:2610

約数の個数: 16

約数和(自身を含む): 239216544

約数和(自身を除く): 29997833

約数列:

[1, 13, 17, 221, 443, 2137, 5759, 7531, 27781, 36329, 97903, 472277, 946691, 12306983, 16093747, 209218711]

約数ペア:

[(1, 209218711), (13, 16093747), (17, 12306983), (221, 946691), (443, 472277), (2137, 97903), (5759, 36329), (7531, 27781)]