200780489

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18541}}^1$

素因数の和:18585

約数の個数: 24

約数和(自身を含む): 266337288

約数和(自身を除く): 65556799

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 637, 833, 1547, 10829, 18541, 129787, 241033, 315197, 908509, 1687231, 2206379, 4097561, 11810617, 15444653, 28682927, 200780489]

約数ペア:

[(1, 200780489), (7, 28682927), (13, 15444653), (17, 11810617), (49, 4097561), (91, 2206379), (119, 1687231), (221, 908509), (637, 315197), (833, 241033), (1547, 129787), (10829, 18541)]