81318408

素因数分解:

$2^3\times 3^1\times {\mathrm{821}}^1\times {\mathrm{4127}}^1$

素因数の和:4957

約数の個数: 32

約数和(自身を含む): 203592960

約数和(自身を除く): 122274552

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 821, 1642, 2463, 3284, 4127, 4926, 6568, 8254, 9852, 12381, 16508, 19704, 24762, 33016, 49524, 99048, 3388267, 6776534, 10164801, 13553068, 20329602, 27106136, 40659204, 81318408]

約数ペア:

[(1, 81318408), (2, 40659204), (3, 27106136), (4, 20329602), (6, 13553068), (8, 10164801), (12, 6776534), (24, 3388267), (821, 99048), (1642, 49524), (2463, 33016), (3284, 24762), (4127, 19704), (4926, 16508), (6568, 12381), (8254, 9852)]