81498168

素因数分解:

$2^3\times 3^2\times {\mathrm{1131919}}^1$

素因数の和:1131931

約数の個数: 24

約数和(自身を含む): 220724400

約数和(自身を除く): 139226232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1131919, 2263838, 3395757, 4527676, 6791514, 9055352, 10187271, 13583028, 20374542, 27166056, 40749084, 81498168]

約数ペア:

[(1, 81498168), (2, 40749084), (3, 27166056), (4, 20374542), (6, 13583028), (8, 10187271), (9, 9055352), (12, 6791514), (18, 4527676), (24, 3395757), (36, 2263838), (72, 1131919)]