81187728

素因数分解:

$2^4\times 3^1\times {\mathrm{1691411}}^1$

素因数の和:1691422

約数の個数: 20

約数和(自身を含む): 209735088

約数和(自身を除く): 128547360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1691411, 3382822, 5074233, 6765644, 10148466, 13531288, 20296932, 27062576, 40593864, 81187728]

約数ペア:

[(1, 81187728), (2, 40593864), (3, 27062576), (4, 20296932), (6, 13531288), (8, 10148466), (12, 6765644), (16, 5074233), (24, 3382822), (48, 1691411)]