12564963

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{2543}}^1$

素因数の和:2616

約数の個数: 20

約数和(自身を含む): 19085088

約数和(自身を除く): 6520125

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 2543, 4941, 7629, 22887, 68661, 155123, 205983, 465369, 1396107, 4188321, 12564963]

約数ペア:

[(1, 12564963), (3, 4188321), (9, 1396107), (27, 465369), (61, 205983), (81, 155123), (183, 68661), (549, 22887), (1647, 7629), (2543, 4941)]