2129178231

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{6521}}^1$

素因数の和:6701

約数の個数: 40

約数和(自身を含む): 3314480400

約数和(自身を除く): 1185302169

約数列:

[1, 3, 9, 27, 29, 81, 87, 139, 261, 417, 783, 1251, 2349, 3753, 4031, 6521, 11259, 12093, 19563, 36279, 58689, 108837, 176067, 189109, 326511, 528201, 567327, 906419, 1701981, 2719257, 5105943, 8157771, 15317829, 24473313, 26286151, 73419939, 78858453, 236575359, 709726077, 2129178231]

約数ペア:

[(1, 2129178231), (3, 709726077), (9, 236575359), (27, 78858453), (29, 73419939), (81, 26286151), (87, 24473313), (139, 15317829), (261, 8157771), (417, 5105943), (783, 2719257), (1251, 1701981), (2349, 906419), (3753, 567327), (4031, 528201), (6521, 326511), (11259, 189109), (12093, 176067), (19563, 108837), (36279, 58689)]