201491181

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{3109}}^1$

素因数の和:3513

約数の個数: 24

約数和(自身を含む): 307268000

約数和(自身を除く): 105776819

約数列:

[1, 3, 9, 19, 57, 171, 379, 1137, 3109, 3411, 7201, 9327, 21603, 27981, 59071, 64809, 177213, 531639, 1178311, 3534933, 10604799, 22387909, 67163727, 201491181]

約数ペア:

[(1, 201491181), (3, 67163727), (9, 22387909), (19, 10604799), (57, 3534933), (171, 1178311), (379, 531639), (1137, 177213), (3109, 64809), (3411, 59071), (7201, 27981), (9327, 21603)]