208855451

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1\times {\mathrm{1433}}^1$

素因数の和:1930

約数の個数: 16

約数和(自身を含む): 244491264

約数和(自身を除く): 35635813

約数列:

[1, 7, 47, 329, 443, 1433, 3101, 10031, 20821, 67351, 145747, 471457, 634819, 4443733, 29836493, 208855451]

約数ペア:

[(1, 208855451), (7, 29836493), (47, 4443733), (329, 634819), (443, 471457), (1433, 145747), (3101, 67351), (10031, 20821)]