211834469

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 272802816

約数和(自身を除く): 60968347

約数列:

[1, 7, 11, 43, 77, 137, 301, 467, 473, 959, 1507, 3269, 3311, 5137, 5891, 10549, 20081, 35959, 41237, 63979, 64801, 140567, 220891, 447853, 453607, 703769, 1546237, 2751097, 4926383, 19257679, 30262067, 211834469]

約数ペア:

[(1, 211834469), (7, 30262067), (11, 19257679), (43, 4926383), (77, 2751097), (137, 1546237), (301, 703769), (467, 453607), (473, 447853), (959, 220891), (1507, 140567), (3269, 64801), (3311, 63979), (5137, 41237), (5891, 35959), (10549, 20081)]