12728079

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15541}}^1$

素因数の和:15567

約数の個数: 24

約数和(自身を含む): 22629152

約数和(自身を除く): 9901073

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 15541, 46623, 108787, 139869, 202033, 326361, 606099, 979083, 1414231, 1818297, 4242693, 12728079]

約数ペア:

[(1, 12728079), (3, 4242693), (7, 1818297), (9, 1414231), (13, 979083), (21, 606099), (39, 326361), (63, 202033), (91, 139869), (117, 108787), (273, 46623), (819, 15541)]