2103994945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{752771}}^1$

素因数の和:752832

約数の個数: 16

約数和(自身を含む): 2782245312

約数和(自身を除く): 678250367

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 752771, 3763855, 9786023, 32369153, 48930115, 161845765, 420798989, 2103994945]

約数ペア:

[(1, 2103994945), (5, 420798989), (13, 161845765), (43, 48930115), (65, 32369153), (215, 9786023), (559, 3763855), (2795, 752771)]