38775807

素因数分解:

$3^3\times 7^3\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:162

約数の個数: 64

約数和(自身を含む): 69120000

約数和(自身を除く): 30344193

約数列:

[1, 3, 7, 9, 21, 27, 49, 53, 63, 79, 147, 159, 189, 237, 343, 371, 441, 477, 553, 711, 1029, 1113, 1323, 1431, 1659, 2133, 2597, 3087, 3339, 3871, 4187, 4977, 7791, 9261, 10017, 11613, 12561, 14931, 18179, 23373, 27097, 29309, 34839, 37683, 54537, 70119, 81291, 87927, 104517, 113049, 163611, 205163, 243873, 263781, 490833, 615489, 731619, 791343, 1436141, 1846467, 4308423, 5539401, 12925269, 38775807]

約数ペア:

[(1, 38775807), (3, 12925269), (7, 5539401), (9, 4308423), (21, 1846467), (27, 1436141), (49, 791343), (53, 731619), (63, 615489), (79, 490833), (147, 263781), (159, 243873), (189, 205163), (237, 163611), (343, 113049), (371, 104517), (441, 87927), (477, 81291), (553, 70119), (711, 54537), (1029, 37683), (1113, 34839), (1323, 29309), (1431, 27097), (1659, 23373), (2133, 18179), (2597, 14931), (3087, 12561), (3339, 11613), (3871, 10017), (4187, 9261), (4977, 7791)]