55260387

素因数分解:

$3^6\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:69

約数の個数: 112

約数和(自身を含む): 110174400

約数和(自身を除く): 54914013

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 39, 49, 51, 63, 81, 91, 117, 119, 147, 153, 189, 221, 243, 273, 343, 351, 357, 441, 459, 567, 637, 663, 729, 819, 833, 1029, 1053, 1071, 1323, 1377, 1547, 1701, 1911, 1989, 2457, 2499, 3087, 3159, 3213, 3969, 4131, 4459, 4641, 5103, 5733, 5831, 5967, 7371, 7497, 9261, 9477, 9639, 10829, 11907, 12393, 13377, 13923, 17199, 17493, 17901, 22113, 22491, 27783, 28917, 32487, 35721, 40131, 41769, 51597, 52479, 53703, 66339, 67473, 75803, 83349, 86751, 97461, 120393, 125307, 154791, 157437, 161109, 202419, 227409, 250047, 292383, 361179, 375921, 464373, 472311, 607257, 682227, 877149, 1083537, 1127763, 1416933, 2046681, 2631447, 3250611, 4250799, 6140043, 7894341, 18420129, 55260387]

約数ペア:

[(1, 55260387), (3, 18420129), (7, 7894341), (9, 6140043), (13, 4250799), (17, 3250611), (21, 2631447), (27, 2046681), (39, 1416933), (49, 1127763), (51, 1083537), (63, 877149), (81, 682227), (91, 607257), (117, 472311), (119, 464373), (147, 375921), (153, 361179), (189, 292383), (221, 250047), (243, 227409), (273, 202419), (343, 161109), (351, 157437), (357, 154791), (441, 125307), (459, 120393), (567, 97461), (637, 86751), (663, 83349), (729, 75803), (819, 67473), (833, 66339), (1029, 53703), (1053, 52479), (1071, 51597), (1323, 41769), (1377, 40131), (1547, 35721), (1701, 32487), (1911, 28917), (1989, 27783), (2457, 22491), (2499, 22113), (3087, 17901), (3159, 17493), (3213, 17199), (3969, 13923), (4131, 13377), (4459, 12393), (4641, 11907), (5103, 10829), (5733, 9639), (5831, 9477), (5967, 9261), (7371, 7497)]