28934451

素因数分解:

$3^2\times 7^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:150

約数の個数: 60

約数和(自身を含む): 53017328

約数和(自身を除く): 24082877

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 103, 117, 147, 273, 309, 343, 441, 637, 721, 819, 927, 1029, 1339, 1911, 2163, 2401, 3087, 4017, 4459, 5047, 5733, 6489, 7203, 9373, 12051, 13377, 15141, 21609, 28119, 31213, 35329, 40131, 45423, 65611, 84357, 93639, 105987, 196833, 247303, 280917, 317961, 459277, 590499, 741909, 1377831, 2225727, 3214939, 4133493, 9644817, 28934451]

約数ペア:

[(1, 28934451), (3, 9644817), (7, 4133493), (9, 3214939), (13, 2225727), (21, 1377831), (39, 741909), (49, 590499), (63, 459277), (91, 317961), (103, 280917), (117, 247303), (147, 196833), (273, 105987), (309, 93639), (343, 84357), (441, 65611), (637, 45423), (721, 40131), (819, 35329), (927, 31213), (1029, 28119), (1339, 21609), (1911, 15141), (2163, 13377), (2401, 12051), (3087, 9373), (4017, 7203), (4459, 6489), (5047, 5733)]