2051220857

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{45523}}^1$

素因数の和:45728

約数の個数: 16

約数和(自身を含む): 2416778112

約数和(自身を除く): 365557255

約数列:

[1, 7, 41, 157, 287, 1099, 6437, 45059, 45523, 318661, 1866443, 7147111, 13065101, 50029777, 293031551, 2051220857]

約数ペア:

[(1, 2051220857), (7, 293031551), (41, 50029777), (157, 13065101), (287, 7147111), (1099, 1866443), (6437, 318661), (45059, 45523)]