81654378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{80527}}^1$

素因数の和:80558

約数の個数: 24

約数和(自身を含む): 176839488

約数和(自身を除く): 95185110

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 80527, 161054, 241581, 483162, 1046851, 2093702, 3140553, 6281106, 13609063, 27218126, 40827189, 81654378]

約数ペア:

[(1, 81654378), (2, 40827189), (3, 27218126), (6, 13609063), (13, 6281106), (26, 3140553), (39, 2093702), (78, 1046851), (169, 483162), (338, 241581), (507, 161054), (1014, 80527)]