1531270899

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{212411}}^1$

素因数の和:212512

約数の個数: 20

約数和(自身を含む): 2313166680

約数和(自身を除く): 781895781

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 212411, 637233, 1911699, 5735097, 17205291, 18904579, 56713737, 170141211, 510423633, 1531270899]

約数ペア:

[(1, 1531270899), (3, 510423633), (9, 170141211), (27, 56713737), (81, 18904579), (89, 17205291), (267, 5735097), (801, 1911699), (2403, 637233), (7209, 212411)]