638049786

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{9667421}}^1$

素因数の和:9667437

約数の個数: 16

約数和(自身を含む): 1392108768

約数和(自身を除く): 754058982

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 9667421, 19334842, 29002263, 58004526, 106341631, 212683262, 319024893, 638049786]

約数ペア:

[(1, 638049786), (2, 319024893), (3, 212683262), (6, 106341631), (11, 58004526), (22, 29002263), (33, 19334842), (66, 9667421)]