858990027

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 1380188160

約数和(自身を除く): 521198133

約数列:

[1, 3, 7, 21, 53, 59, 103, 127, 159, 177, 309, 371, 381, 413, 721, 889, 1113, 1239, 2163, 2667, 3127, 5459, 6077, 6731, 7493, 9381, 13081, 16377, 18231, 20193, 21889, 22479, 38213, 39243, 42539, 47117, 52451, 65667, 91567, 114639, 127617, 141351, 157353, 274701, 322081, 397129, 693293, 771779, 966243, 1191387, 2079879, 2254567, 2315337, 2779903, 4853051, 5402453, 6763701, 8339709, 14559153, 16207359, 40904287, 122712861, 286330009, 858990027]

約数ペア:

[(1, 858990027), (3, 286330009), (7, 122712861), (21, 40904287), (53, 16207359), (59, 14559153), (103, 8339709), (127, 6763701), (159, 5402453), (177, 4853051), (309, 2779903), (371, 2315337), (381, 2254567), (413, 2079879), (721, 1191387), (889, 966243), (1113, 771779), (1239, 693293), (2163, 397129), (2667, 322081), (3127, 274701), (5459, 157353), (6077, 141351), (6731, 127617), (7493, 114639), (9381, 91567), (13081, 65667), (16377, 52451), (18231, 47117), (20193, 42539), (21889, 39243), (22479, 38213)]