77571729

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 117863040

約数和(自身を除く): 40291311

約数列:

[1, 3, 9, 27, 67, 137, 201, 313, 411, 603, 939, 1233, 1809, 2817, 3699, 8451, 9179, 20971, 27537, 42881, 62913, 82611, 128643, 188739, 247833, 385929, 566217, 1157787, 2873027, 8619081, 25857243, 77571729]

約数ペア:

[(1, 77571729), (3, 25857243), (9, 8619081), (27, 2873027), (67, 1157787), (137, 566217), (201, 385929), (313, 247833), (411, 188739), (603, 128643), (939, 82611), (1233, 62913), (1809, 42881), (2817, 27537), (3699, 20971), (8451, 9179)]