7881431435

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1\times {\mathrm{2381}}^1$

素因数の和:2735

約数の個数: 32

約数和(自身を含む): 9877944384

約数和(自身を除く): 1996512949

約数列:

[1, 5, 41, 67, 205, 241, 335, 1205, 2381, 2747, 9881, 11905, 13735, 16147, 49405, 80735, 97621, 159527, 488105, 573821, 662027, 797635, 2869105, 3310135, 6540607, 23526661, 32703035, 38446007, 117633305, 192230035, 1576286287, 7881431435]

約数ペア:

[(1, 7881431435), (5, 1576286287), (41, 192230035), (67, 117633305), (205, 38446007), (241, 32703035), (335, 23526661), (1205, 6540607), (2381, 3310135), (2747, 2869105), (9881, 797635), (11905, 662027), (13735, 573821), (16147, 488105), (49405, 159527), (80735, 97621)]