12646647

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5689}}^1$

素因数の和:5727

約数の個数: 24

約数和(自身を含む): 20711600

約数和(自身を除く): 8064953

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 5689, 17067, 51201, 73957, 108091, 221871, 324273, 665613, 972819, 1405183, 4215549, 12646647]

約数ペア:

[(1, 12646647), (3, 4215549), (9, 1405183), (13, 972819), (19, 665613), (39, 324273), (57, 221871), (117, 108091), (171, 73957), (247, 51201), (741, 17067), (2223, 5689)]