91890729

素因数分解:

$3^2\times 7^3\times {\mathrm{17}}^2\times {\mathrm{103}}^1$

素因数の和:164

約数の個数: 72

約数和(自身を含む): 166025600

約数和(自身を除く): 74134871

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 103, 119, 147, 153, 289, 309, 343, 357, 441, 721, 833, 867, 927, 1029, 1071, 1751, 2023, 2163, 2499, 2601, 3087, 5047, 5253, 5831, 6069, 6489, 7497, 12257, 14161, 15141, 15759, 17493, 18207, 29767, 35329, 36771, 42483, 45423, 52479, 85799, 89301, 99127, 105987, 110313, 127449, 208369, 257397, 267903, 297381, 317961, 600593, 625107, 772191, 892143, 1458583, 1801779, 1875321, 4375749, 5405337, 10210081, 13127247, 30630243, 91890729]

約数ペア:

[(1, 91890729), (3, 30630243), (7, 13127247), (9, 10210081), (17, 5405337), (21, 4375749), (49, 1875321), (51, 1801779), (63, 1458583), (103, 892143), (119, 772191), (147, 625107), (153, 600593), (289, 317961), (309, 297381), (343, 267903), (357, 257397), (441, 208369), (721, 127449), (833, 110313), (867, 105987), (927, 99127), (1029, 89301), (1071, 85799), (1751, 52479), (2023, 45423), (2163, 42483), (2499, 36771), (2601, 35329), (3087, 29767), (5047, 18207), (5253, 17493), (5831, 15759), (6069, 15141), (6489, 14161), (7497, 12257)]