2829897

素因数分解:

$3^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:80

約数の個数: 60

約数和(自身を含む): 5296896

約数和(自身を除く): 2466999

約数列:

[1, 3, 7, 9, 21, 23, 27, 31, 49, 63, 69, 81, 93, 147, 161, 189, 207, 217, 279, 441, 483, 567, 621, 651, 713, 837, 1127, 1323, 1449, 1519, 1863, 1953, 2139, 2511, 3381, 3969, 4347, 4557, 4991, 5859, 6417, 10143, 13041, 13671, 14973, 17577, 19251, 30429, 34937, 41013, 44919, 57753, 91287, 104811, 123039, 134757, 314433, 404271, 943299, 2829897]

約数ペア:

[(1, 2829897), (3, 943299), (7, 404271), (9, 314433), (21, 134757), (23, 123039), (27, 104811), (31, 91287), (49, 57753), (63, 44919), (69, 41013), (81, 34937), (93, 30429), (147, 19251), (161, 17577), (189, 14973), (207, 13671), (217, 13041), (279, 10143), (441, 6417), (483, 5859), (567, 4991), (621, 4557), (651, 4347), (713, 3969), (837, 3381), (1127, 2511), (1323, 2139), (1449, 1953), (1519, 1863)]