172877257

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{22031}}^1$

素因数の和:22116

約数の個数: 16

約数和(自身を含む): 211507200

約数和(自身を除く): 38629943

約数列:

[1, 7, 19, 59, 133, 413, 1121, 7847, 22031, 154217, 418589, 1299829, 2930123, 9098803, 24696751, 172877257]

約数ペア:

[(1, 172877257), (7, 24696751), (19, 9098803), (59, 2930123), (133, 1299829), (413, 418589), (1121, 154217), (7847, 22031)]