13304415

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20627}}^1$

素因数の和:20678

約数の個数: 16

約数和(自身を含む): 21783168

約数和(自身を除く): 8478753

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 20627, 61881, 103135, 309405, 886961, 2660883, 4434805, 13304415]

約数ペア:

[(1, 13304415), (3, 4434805), (5, 2660883), (15, 886961), (43, 309405), (129, 103135), (215, 61881), (645, 20627)]