12731823

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:245

約数の個数: 40

約数和(自身を含む): 20856528

約数和(自身を除く): 8124705

約数列:

[1, 3, 9, 13, 27, 39, 81, 107, 113, 117, 321, 339, 351, 963, 1017, 1053, 1391, 1469, 2889, 3051, 4173, 4407, 8667, 9153, 12091, 12519, 13221, 36273, 37557, 39663, 108819, 112671, 118989, 157183, 326457, 471549, 979371, 1414647, 4243941, 12731823]

約数ペア:

[(1, 12731823), (3, 4243941), (9, 1414647), (13, 979371), (27, 471549), (39, 326457), (81, 157183), (107, 118989), (113, 112671), (117, 108819), (321, 39663), (339, 37557), (351, 36273), (963, 13221), (1017, 12519), (1053, 12091), (1391, 9153), (1469, 8667), (2889, 4407), (3051, 4173)]