81329079

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71909}}^1$

素因数の和:71954

約数の個数: 16

約数和(自身を含む): 120808800

約数和(自身を除く): 39479721

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 71909, 215727, 934817, 2085361, 2804451, 6256083, 27109693, 81329079]

約数ペア:

[(1, 81329079), (3, 27109693), (13, 6256083), (29, 2804451), (39, 2085361), (87, 934817), (377, 215727), (1131, 71909)]