81810071289

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{1248799}}^1$

素因数の和:1249085

約数の個数: 24

約数和(自身を含む): 122732064000

約数和(自身を除く): 40921992711

約数列:

[1, 3, 9, 29, 87, 251, 261, 753, 2259, 7279, 21837, 65511, 1248799, 3746397, 11239191, 36215171, 108645513, 313448549, 325936539, 940345647, 2821036941, 9090007921, 27270023763, 81810071289]

約数ペア:

[(1, 81810071289), (3, 27270023763), (9, 9090007921), (29, 2821036941), (87, 940345647), (251, 325936539), (261, 313448549), (753, 108645513), (2259, 36215171), (7279, 11239191), (21837, 3746397), (65511, 1248799)]