28619619

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{80167}}^1$

素因数の和:80194

約数の個数: 16

約数和(自身を含む): 46176768

約数和(自身を除く): 17557149

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 80167, 240501, 561169, 1362839, 1683507, 4088517, 9539873, 28619619]

約数ペア:

[(1, 28619619), (3, 9539873), (7, 4088517), (17, 1683507), (21, 1362839), (51, 561169), (119, 240501), (357, 80167)]