173259

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:69

約数の個数: 24

約数和(自身を含む): 279552

約数和(自身を除く): 106293

約数列:

[1, 3, 9, 23, 27, 31, 69, 81, 93, 207, 243, 279, 621, 713, 837, 1863, 2139, 2511, 5589, 6417, 7533, 19251, 57753, 173259]

約数ペア:

[(1, 173259), (3, 57753), (9, 19251), (23, 7533), (27, 6417), (31, 5589), (69, 2511), (81, 2139), (93, 1863), (207, 837), (243, 713), (279, 621)]