28262731

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{937}}^1$

素因数の和:1114

約数の個数: 16

約数和(自身を含む): 33617920

約数和(自身を除く): 5355189

約数列:

[1, 7, 31, 139, 217, 937, 973, 4309, 6559, 29047, 30163, 130243, 203329, 911701, 4037533, 28262731]

約数ペア:

[(1, 28262731), (7, 4037533), (31, 911701), (139, 203329), (217, 130243), (937, 30163), (973, 29047), (4309, 6559)]