31455891

素因数分解:

$3^3\times {\mathrm{103}}^1\times {\mathrm{11311}}^1$

素因数の和:11423

約数の個数: 16

約数和(自身を含む): 47057920

約数和(自身を除く): 15602029

約数列:

[1, 3, 9, 27, 103, 309, 927, 2781, 11311, 33933, 101799, 305397, 1165033, 3495099, 10485297, 31455891]

約数ペア:

[(1, 31455891), (3, 10485297), (9, 3495099), (27, 1165033), (103, 305397), (309, 101799), (927, 33933), (2781, 11311)]