2021505005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{70843}}^1$

素因数の和:71300

約数の個数: 16

約数和(自身を含む): 2618394240

約数和(自身を除く): 596889235

約数列:

[1, 5, 13, 65, 439, 2195, 5707, 28535, 70843, 354215, 920959, 4604795, 31100077, 155500385, 404301001, 2021505005]

約数ペア:

[(1, 2021505005), (5, 404301001), (13, 155500385), (65, 31100077), (439, 4604795), (2195, 920959), (5707, 354215), (28535, 70843)]