7902161253

素因数分解:

$3^3\times 7^3\times {\mathrm{347}}^1\times {\mathrm{2459}}^1$

素因数の和:2836

約数の個数: 64

約数和(自身を含む): 13697280000

約数和(自身を除く): 5795118747

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 347, 441, 1029, 1041, 1323, 2429, 2459, 3087, 3123, 7287, 7377, 9261, 9369, 17003, 17213, 21861, 22131, 51009, 51639, 65583, 66393, 119021, 120491, 153027, 154917, 357063, 361473, 459081, 464751, 843437, 853273, 1071189, 1084419, 2530311, 2559819, 3213567, 3253257, 5972911, 7590933, 7679457, 17918733, 22772799, 23038371, 41810377, 53756199, 125431131, 161268597, 292672639, 376293393, 878017917, 1128880179, 2634053751, 7902161253]

約数ペア:

[(1, 7902161253), (3, 2634053751), (7, 1128880179), (9, 878017917), (21, 376293393), (27, 292672639), (49, 161268597), (63, 125431131), (147, 53756199), (189, 41810377), (343, 23038371), (347, 22772799), (441, 17918733), (1029, 7679457), (1041, 7590933), (1323, 5972911), (2429, 3253257), (2459, 3213567), (3087, 2559819), (3123, 2530311), (7287, 1084419), (7377, 1071189), (9261, 853273), (9369, 843437), (17003, 464751), (17213, 459081), (21861, 361473), (22131, 357063), (51009, 154917), (51639, 153027), (65583, 120491), (66393, 119021)]