201728009

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{3221}}^1$

素因数の和:3640

約数の個数: 16

約数和(自身を含む): 241263360

約数和(自身を除く): 39535351

約数列:

[1, 7, 23, 161, 389, 2723, 3221, 8947, 22547, 62629, 74083, 518581, 1252969, 8770783, 28818287, 201728009]

約数ペア:

[(1, 201728009), (7, 28818287), (23, 8770783), (161, 1252969), (389, 518581), (2723, 74083), (3221, 62629), (8947, 22547)]