254620009

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1\times {\mathrm{1747}}^1$

素因数の和:2244

約数の個数: 16

約数和(自身を含む): 298027008

約数和(自身を除く): 43406999

約数列:

[1, 7, 47, 329, 443, 1747, 3101, 12229, 20821, 82109, 145747, 574763, 773921, 5417447, 36374287, 254620009]

約数ペア:

[(1, 254620009), (7, 36374287), (47, 5417447), (329, 773921), (443, 574763), (1747, 145747), (3101, 82109), (12229, 20821)]