81330477

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{2851}}^1$

素因数の和:3148

約数の個数: 16

約数和(自身を含む): 111844032

約数和(自身を除く): 30513555

約数列:

[1, 3, 37, 111, 257, 771, 2851, 8553, 9509, 28527, 105487, 316461, 732707, 2198121, 27110159, 81330477]

約数ペア:

[(1, 81330477), (3, 27110159), (37, 2198121), (111, 732707), (257, 316461), (771, 105487), (2851, 28527), (8553, 9509)]