81237528

素因数分解:

$2^3\times 3^2\times {\mathrm{1128299}}^1$

素因数の和:1128311

約数の個数: 24

約数和(自身を含む): 220018500

約数和(自身を除く): 138780972

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1128299, 2256598, 3384897, 4513196, 6769794, 9026392, 10154691, 13539588, 20309382, 27079176, 40618764, 81237528]

約数ペア:

[(1, 81237528), (2, 40618764), (3, 27079176), (4, 20309382), (6, 13539588), (8, 10154691), (9, 9026392), (12, 6769794), (18, 4513196), (24, 3384897), (36, 2256598), (72, 1128299)]