81738396

素因数分解:

$2^2\times 3^6\times {\mathrm{28031}}^1$

素因数の和:28053

約数の個数: 42

約数和(自身を含む): 214472832

約数和(自身を除く): 132734436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 28031, 56062, 84093, 112124, 168186, 252279, 336372, 504558, 756837, 1009116, 1513674, 2270511, 3027348, 4541022, 6811533, 9082044, 13623066, 20434599, 27246132, 40869198, 81738396]

約数ペア:

[(1, 81738396), (2, 40869198), (3, 27246132), (4, 20434599), (6, 13623066), (9, 9082044), (12, 6811533), (18, 4541022), (27, 3027348), (36, 2270511), (54, 1513674), (81, 1009116), (108, 756837), (162, 504558), (243, 336372), (324, 252279), (486, 168186), (729, 112124), (972, 84093), (1458, 56062), (2916, 28031)]