13239405

素因数分解:

$3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1231}}^1$

素因数の和:1481

約数の個数: 24

約数和(自身を含む): 23063040

約数和(自身を除く): 9823635

約数列:

[1, 3, 5, 9, 15, 45, 239, 717, 1195, 1231, 2151, 3585, 3693, 6155, 10755, 11079, 18465, 55395, 294209, 882627, 1471045, 2647881, 4413135, 13239405]

約数ペア:

[(1, 13239405), (3, 4413135), (5, 2647881), (9, 1471045), (15, 882627), (45, 294209), (239, 55395), (717, 18465), (1195, 11079), (1231, 10755), (2151, 6155), (3585, 3693)]