28745339

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{953}}^1$

素因数の和:1130

約数の個数: 16

約数和(自身を含む): 34191360

約数和(自身を除く): 5446021

約数列:

[1, 7, 31, 139, 217, 953, 973, 4309, 6671, 29543, 30163, 132467, 206801, 927269, 4106477, 28745339]

約数ペア:

[(1, 28745339), (7, 4106477), (31, 927269), (139, 206801), (217, 132467), (953, 30163), (973, 29543), (4309, 6671)]