81847801

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{2711}}^1$

素因数の和:2964

約数の個数: 16

約数和(自身を含む): 98933760

約数和(自身を除く): 17085959

約数列:

[1, 7, 19, 133, 227, 1589, 2711, 4313, 18977, 30191, 51509, 360563, 615397, 4307779, 11692543, 81847801]

約数ペア:

[(1, 81847801), (7, 11692543), (19, 4307779), (133, 615397), (227, 360563), (1589, 51509), (2711, 30191), (4313, 18977)]