258200271

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{347}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 456130560

約数和(自身を除く): 197930289

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 127, 189, 217, 279, 347, 381, 651, 837, 889, 1041, 1143, 1953, 2429, 2667, 3123, 3429, 3937, 5859, 7287, 8001, 9369, 10757, 11811, 21861, 24003, 27559, 32271, 35433, 44069, 65583, 75299, 82677, 96813, 106299, 132207, 225897, 248031, 290439, 308483, 396621, 677691, 744093, 925449, 1189863, 1366139, 2033073, 2776347, 4098417, 8329041, 9562973, 12295251, 28688919, 36885753, 86066757, 258200271]

約数ペア:

[(1, 258200271), (3, 86066757), (7, 36885753), (9, 28688919), (21, 12295251), (27, 9562973), (31, 8329041), (63, 4098417), (93, 2776347), (127, 2033073), (189, 1366139), (217, 1189863), (279, 925449), (347, 744093), (381, 677691), (651, 396621), (837, 308483), (889, 290439), (1041, 248031), (1143, 225897), (1953, 132207), (2429, 106299), (2667, 96813), (3123, 82677), (3429, 75299), (3937, 65583), (5859, 44069), (7287, 35433), (8001, 32271), (9369, 27559), (10757, 24003), (11811, 21861)]