72479673

素因数分解:

$3^2\times 7^3\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:523

約数の個数: 48

約数和(自身を含む): 124675200

約数和(自身を除く): 52195527

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 147, 159, 343, 371, 441, 443, 477, 1029, 1113, 1329, 2597, 3087, 3101, 3339, 3987, 7791, 9303, 18179, 21707, 23373, 23479, 27909, 54537, 65121, 70437, 151949, 163611, 164353, 195363, 211311, 455847, 493059, 1150471, 1367541, 1479177, 3451413, 8053297, 10354239, 24159891, 72479673]

約数ペア:

[(1, 72479673), (3, 24159891), (7, 10354239), (9, 8053297), (21, 3451413), (49, 1479177), (53, 1367541), (63, 1150471), (147, 493059), (159, 455847), (343, 211311), (371, 195363), (441, 164353), (443, 163611), (477, 151949), (1029, 70437), (1113, 65121), (1329, 54537), (2597, 27909), (3087, 23479), (3101, 23373), (3339, 21707), (3987, 18179), (7791, 9303)]