12917421

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 64

約数和(自身を含む): 22855680

約数和(自身を除く): 9938259

約数列:

[1, 3, 9, 11, 23, 27, 31, 33, 61, 69, 93, 99, 183, 207, 253, 279, 297, 341, 549, 621, 671, 713, 759, 837, 1023, 1403, 1647, 1891, 2013, 2139, 2277, 3069, 4209, 5673, 6039, 6417, 6831, 7843, 9207, 12627, 15433, 17019, 18117, 19251, 20801, 23529, 37881, 43493, 46299, 51057, 62403, 70587, 130479, 138897, 187209, 211761, 391437, 416691, 478423, 561627, 1174311, 1435269, 4305807, 12917421]

約数ペア:

[(1, 12917421), (3, 4305807), (9, 1435269), (11, 1174311), (23, 561627), (27, 478423), (31, 416691), (33, 391437), (61, 211761), (69, 187209), (93, 138897), (99, 130479), (183, 70587), (207, 62403), (253, 51057), (279, 46299), (297, 43493), (341, 37881), (549, 23529), (621, 20801), (671, 19251), (713, 18117), (759, 17019), (837, 15433), (1023, 12627), (1403, 9207), (1647, 7843), (1891, 6831), (2013, 6417), (2139, 6039), (2277, 5673), (3069, 4209)]