139175981

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1\times {\mathrm{1213}}^1$

素因数の和:1700

約数の個数: 16

約数和(自身を含む): 163860864

約数和(自身を除く): 24684883

約数列:

[1, 7, 37, 259, 443, 1213, 3101, 8491, 16391, 44881, 114737, 314167, 537359, 3761513, 19882283, 139175981]

約数ペア:

[(1, 139175981), (7, 19882283), (37, 3761513), (259, 537359), (443, 314167), (1213, 114737), (3101, 44881), (8491, 16391)]