51013287

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 87091200

約数和(自身を除く): 36077913

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 71, 89, 117, 207, 213, 267, 299, 351, 621, 639, 801, 897, 923, 1157, 1633, 1917, 2047, 2403, 2691, 2769, 3471, 4899, 6141, 6319, 8073, 8307, 10413, 14697, 18423, 18957, 21229, 24921, 26611, 31239, 44091, 55269, 56871, 63687, 79833, 82147, 145337, 170613, 191061, 239499, 246441, 436011, 573183, 718497, 739323, 1308033, 1889381, 2217969, 3924099, 5668143, 17004429, 51013287]

約数ペア:

[(1, 51013287), (3, 17004429), (9, 5668143), (13, 3924099), (23, 2217969), (27, 1889381), (39, 1308033), (69, 739323), (71, 718497), (89, 573183), (117, 436011), (207, 246441), (213, 239499), (267, 191061), (299, 170613), (351, 145337), (621, 82147), (639, 79833), (801, 63687), (897, 56871), (923, 55269), (1157, 44091), (1633, 31239), (1917, 26611), (2047, 24921), (2403, 21229), (2691, 18957), (2769, 18423), (3471, 14697), (4899, 10413), (6141, 8307), (6319, 8073)]