81076938

素因数分解:

$2^1\times 3^1\times {\mathrm{661}}^1\times {\mathrm{20443}}^1$

素因数の和:21109

約数の個数: 16

約数和(自身を含む): 162407136

約数和(自身を除く): 81330198

約数列:

[1, 2, 3, 6, 661, 1322, 1983, 3966, 20443, 40886, 61329, 122658, 13512823, 27025646, 40538469, 81076938]

約数ペア:

[(1, 81076938), (2, 40538469), (3, 27025646), (6, 13512823), (661, 122658), (1322, 61329), (1983, 40886), (3966, 20443)]