128339415

素因数分解:

$3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{11933}}^1$

素因数の和:12183

約数の個数: 24

約数和(自身を含む): 223404480

約数和(自身を除く): 95065065

約数列:

[1, 3, 5, 9, 15, 45, 239, 717, 1195, 2151, 3585, 10755, 11933, 35799, 59665, 107397, 178995, 536985, 2851987, 8555961, 14259935, 25667883, 42779805, 128339415]

約数ペア:

[(1, 128339415), (3, 42779805), (5, 25667883), (9, 14259935), (15, 8555961), (45, 2851987), (239, 536985), (717, 178995), (1195, 107397), (2151, 59665), (3585, 35799), (10755, 11933)]