39389247

素因数分解:

$3^4\times {\mathrm{43}}^2\times {\mathrm{263}}^1$

素因数の和:361

約数の個数: 30

約数和(自身を含む): 60469992

約数和(自身を除く): 21080745

約数列:

[1, 3, 9, 27, 43, 81, 129, 263, 387, 789, 1161, 1849, 2367, 3483, 5547, 7101, 11309, 16641, 21303, 33927, 49923, 101781, 149769, 305343, 486287, 916029, 1458861, 4376583, 13129749, 39389247]

約数ペア:

[(1, 39389247), (3, 13129749), (9, 4376583), (27, 1458861), (43, 916029), (81, 486287), (129, 305343), (263, 149769), (387, 101781), (789, 49923), (1161, 33927), (1849, 21303), (2367, 16641), (3483, 11309), (5547, 7101)]