220197985

素因数分解:

$5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{57719}}^1$

素因数の和:57840

約数の個数: 16

約数和(自身を含む): 304761600

約数和(自身を除く): 84563615

約数列:

[1, 5, 7, 35, 109, 545, 763, 3815, 57719, 288595, 404033, 2020165, 6291371, 31456855, 44039597, 220197985]

約数ペア:

[(1, 220197985), (5, 44039597), (7, 31456855), (35, 6291371), (109, 2020165), (545, 404033), (763, 288595), (3815, 57719)]