189390879

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1129}}^1$

素因数の和:1269

約数の個数: 40

約数和(自身を含む): 300806000

約数和(自身を除く): 111415121

約数列:

[1, 3, 9, 19, 27, 57, 81, 109, 171, 327, 513, 981, 1129, 1539, 2071, 2943, 3387, 6213, 8829, 10161, 18639, 21451, 30483, 55917, 64353, 91449, 123061, 167751, 193059, 369183, 579177, 1107549, 1737531, 2338159, 3322647, 7014477, 9967941, 21043431, 63130293, 189390879]

約数ペア:

[(1, 189390879), (3, 63130293), (9, 21043431), (19, 9967941), (27, 7014477), (57, 3322647), (81, 2338159), (109, 1737531), (171, 1107549), (327, 579177), (513, 369183), (981, 193059), (1129, 167751), (1539, 123061), (2071, 91449), (2943, 64353), (3387, 55917), (6213, 30483), (8829, 21451), (10161, 18639)]