12880179

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{389}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 20158320

約数和(自身を除く): 7278141

約数列:

[1, 3, 9, 13, 39, 117, 283, 389, 849, 1167, 2547, 3501, 3679, 5057, 11037, 15171, 33111, 45513, 110087, 330261, 990783, 1431131, 4293393, 12880179]

約数ペア:

[(1, 12880179), (3, 4293393), (9, 1431131), (13, 990783), (39, 330261), (117, 110087), (283, 45513), (389, 33111), (849, 15171), (1167, 11037), (2547, 5057), (3501, 3679)]