51780547

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{2267}}^1$

素因数の和:2538

約数の個数: 16

約数和(自身を含む): 64012032

約数和(自身を除く): 12231485

約数列:

[1, 7, 13, 91, 251, 1757, 2267, 3263, 15869, 22841, 29471, 206297, 569017, 3983119, 7397221, 51780547]

約数ペア:

[(1, 51780547), (7, 7397221), (13, 3983119), (91, 569017), (251, 206297), (1757, 29471), (2267, 22841), (3263, 15869)]