214334405

素因数分解:

$5^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1\times {\mathrm{643}}^1$

素因数の和:1220

約数の個数: 16

約数和(自身を含む): 259815360

約数和(自身を除く): 45480955

約数列:

[1, 5, 163, 409, 643, 815, 2045, 3215, 66667, 104809, 262987, 333335, 524045, 1314935, 42866881, 214334405]

約数ペア:

[(1, 214334405), (5, 42866881), (163, 1314935), (409, 524045), (643, 333335), (815, 262987), (2045, 104809), (3215, 66667)]