28917455

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{17579}}^1$

素因数の和:17638

約数の個数: 16

約数和(自身を含む): 40504320

約数和(自身を除く): 11586865

約数列:

[1, 5, 7, 35, 47, 235, 329, 1645, 17579, 87895, 123053, 615265, 826213, 4131065, 5783491, 28917455]

約数ペア:

[(1, 28917455), (5, 5783491), (7, 4131065), (35, 826213), (47, 615265), (235, 123053), (329, 87895), (1645, 17579)]