157470215

素因数分解:

$5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{28657}}^1$

素因数の和:28826

約数の個数: 16

約数和(自身を含む): 217342272

約数和(自身を除く): 59872057

約数列:

[1, 5, 7, 35, 157, 785, 1099, 5495, 28657, 143285, 200599, 1002995, 4499149, 22495745, 31494043, 157470215]

約数ペア:

[(1, 157470215), (5, 31494043), (7, 22495745), (35, 4499149), (157, 1002995), (785, 200599), (1099, 143285), (5495, 28657)]