13319235

素因数分解:

$3^4\times 5^1\times {\mathrm{32887}}^1$

素因数の和:32904

約数の個数: 20

約数和(自身を含む): 23876688

約数和(自身を除く): 10557453

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 32887, 98661, 164435, 295983, 493305, 887949, 1479915, 2663847, 4439745, 13319235]

約数ペア:

[(1, 13319235), (3, 4439745), (5, 2663847), (9, 1479915), (15, 887949), (27, 493305), (45, 295983), (81, 164435), (135, 98661), (405, 32887)]