12393405

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:519

約数の個数: 40

約数和(自身を含む): 22581504

約数和(自身を除く): 10188099

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 431, 639, 1065, 1293, 1917, 2155, 3195, 3879, 5751, 6465, 9585, 11637, 19395, 28755, 30601, 34911, 58185, 91803, 153005, 174555, 275409, 459015, 826227, 1377045, 2478681, 4131135, 12393405]

約数ペア:

[(1, 12393405), (3, 4131135), (5, 2478681), (9, 1377045), (15, 826227), (27, 459015), (45, 275409), (71, 174555), (81, 153005), (135, 91803), (213, 58185), (355, 34911), (405, 30601), (431, 28755), (639, 19395), (1065, 11637), (1293, 9585), (1917, 6465), (2155, 5751), (3195, 3879)]