81961903

素因数分解:

${\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{947}}^1$

素因数の和:1094

約数の個数: 16

約数和(自身を含む): 88459776

約数和(自身を除く): 6497873

約数列:

[1, 23, 53, 71, 947, 1219, 1633, 3763, 21781, 50191, 67237, 86549, 1154393, 1546451, 3563561, 81961903]

約数ペア:

[(1, 81961903), (23, 3563561), (53, 1546451), (71, 1154393), (947, 86549), (1219, 67237), (1633, 50191), (3763, 21781)]