1820871567347

素因数分解:

$7^1\times {\mathrm{2647}}^1\times {\mathrm{4261}}^1\times {\mathrm{23063}}^1$

素因数の和:29978

約数の個数: 16

約数和(自身を含む): 2082361101312

約数和(自身を除く): 261489533965

約数列:

[1, 7, 2647, 4261, 18529, 23063, 29827, 161441, 11278867, 61047761, 78952069, 98271443, 427334327, 687900101, 260124509621, 1820871567347]

約数ペア:

[(1, 1820871567347), (7, 260124509621), (2647, 687900101), (4261, 427334327), (18529, 98271443), (23063, 78952069), (29827, 61047761), (161441, 11278867)]