12315681

素因数分解:

$3^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{839}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 20442240

約数和(自身を除く): 8126559

約数列:

[1, 3, 7, 9, 21, 63, 233, 699, 839, 1631, 2097, 2517, 4893, 5873, 7551, 14679, 17619, 52857, 195487, 586461, 1368409, 1759383, 4105227, 12315681]

約数ペア:

[(1, 12315681), (3, 4105227), (7, 1759383), (9, 1368409), (21, 586461), (63, 195487), (233, 52857), (699, 17619), (839, 14679), (1631, 7551), (2097, 5873), (2517, 4893)]