201897759

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{204557}}^1$

素因数の和:204614

約数の個数: 16

約数和(自身を含む): 314201088

約数和(自身を除く): 112303329

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 204557, 613671, 1431899, 4295697, 9614179, 28842537, 67299253, 201897759]

約数ペア:

[(1, 201897759), (3, 67299253), (7, 28842537), (21, 9614179), (47, 4295697), (141, 1431899), (329, 613671), (987, 204557)]