81495555

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{236219}}^1$

素因数の和:236250

約数の個数: 16

約数和(自身を含む): 136062720

約数和(自身を除く): 54567165

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 236219, 708657, 1181095, 3543285, 5433037, 16299111, 27165185, 81495555]

約数ペア:

[(1, 81495555), (3, 27165185), (5, 16299111), (15, 5433037), (23, 3543285), (69, 1181095), (115, 708657), (345, 236219)]