81497284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1852211}}^1$

素因数の和:1852226

約数の個数: 12

約数和(自身を含む): 155585808

約数和(自身を除く): 74088524

約数列:

[1, 2, 4, 11, 22, 44, 1852211, 3704422, 7408844, 20374321, 40748642, 81497284]

約数ペア:

[(1, 81497284), (2, 40748642), (4, 20374321), (11, 7408844), (22, 3704422), (44, 1852211)]