12691305

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25639}}^1$

素因数の和:25661

約数の個数: 24

約数和(自身を含む): 23999040

約数和(自身を除く): 11307735

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 25639, 76917, 128195, 230751, 282029, 384585, 846087, 1153755, 1410145, 2538261, 4230435, 12691305]

約数ペア:

[(1, 12691305), (3, 4230435), (5, 2538261), (9, 1410145), (11, 1153755), (15, 846087), (33, 384585), (45, 282029), (55, 230751), (99, 128195), (165, 76917), (495, 25639)]