81254374

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{52153}}^1$

素因数の和:52215

約数の個数: 16

約数和(自身を含む): 131428080

約数和(自身を除く): 50173706

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 52153, 104306, 990907, 1981814, 2138273, 4276546, 40627187, 81254374]

約数ペア:

[(1, 81254374), (2, 40627187), (19, 4276546), (38, 2138273), (41, 1981814), (82, 990907), (779, 104306), (1558, 52153)]