27477387

素因数分解:

$3^4\times 7^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 80

約数和(自身を含む): 51110400

約数和(自身を除く): 23633013

約数列:

[1, 3, 7, 9, 21, 23, 27, 43, 49, 63, 69, 81, 129, 147, 161, 189, 207, 301, 343, 387, 441, 483, 567, 621, 903, 989, 1029, 1127, 1161, 1323, 1449, 1863, 2107, 2709, 2967, 3087, 3381, 3483, 3969, 4347, 6321, 6923, 7889, 8127, 8901, 9261, 10143, 13041, 14749, 18963, 20769, 23667, 24381, 26703, 27783, 30429, 44247, 48461, 56889, 62307, 71001, 80109, 91287, 132741, 145383, 170667, 186921, 213003, 339227, 398223, 436149, 560763, 639009, 1017681, 1194669, 1308447, 3053043, 3925341, 9159129, 27477387]

約数ペア:

[(1, 27477387), (3, 9159129), (7, 3925341), (9, 3053043), (21, 1308447), (23, 1194669), (27, 1017681), (43, 639009), (49, 560763), (63, 436149), (69, 398223), (81, 339227), (129, 213003), (147, 186921), (161, 170667), (189, 145383), (207, 132741), (301, 91287), (343, 80109), (387, 71001), (441, 62307), (483, 56889), (567, 48461), (621, 44247), (903, 30429), (989, 27783), (1029, 26703), (1127, 24381), (1161, 23667), (1323, 20769), (1449, 18963), (1863, 14749), (2107, 13041), (2709, 10143), (2967, 9261), (3087, 8901), (3381, 8127), (3483, 7889), (3969, 6923), (4347, 6321)]