203830921

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{3001}}^1$

素因数の和:3352

約数の個数: 16

約数和(自身を含む): 241312768

約数和(自身を除く): 37481847

約数列:

[1, 7, 31, 217, 313, 2191, 3001, 9703, 21007, 67921, 93031, 651217, 939313, 6575191, 29118703, 203830921]

約数ペア:

[(1, 203830921), (7, 29118703), (31, 6575191), (217, 939313), (313, 651217), (2191, 93031), (3001, 67921), (9703, 21007)]