81539581715

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{1360921}}^1$

素因数の和:1361470

約数の個数: 16

約数和(自身を含む): 102297784896

約数和(自身を除く): 20758203181

約数列:

[1, 5, 23, 115, 521, 2605, 11983, 59915, 1360921, 6804605, 31301183, 156505915, 709039841, 3545199205, 16307916343, 81539581715]

約数ペア:

[(1, 81539581715), (5, 16307916343), (23, 3545199205), (115, 709039841), (521, 156505915), (2605, 31301183), (11983, 6804605), (59915, 1360921)]