47789847

素因数分解:

$3^2\times 7^3\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:277

約数の個数: 48

約数和(自身を含む): 81806400

約数和(自身を除く): 34016553

約数列:

[1, 3, 7, 9, 21, 49, 63, 113, 137, 147, 339, 343, 411, 441, 791, 959, 1017, 1029, 1233, 2373, 2877, 3087, 5537, 6713, 7119, 8631, 15481, 16611, 20139, 38759, 46443, 46991, 49833, 60417, 108367, 116277, 139329, 140973, 325101, 348831, 422919, 758569, 975303, 2275707, 5309983, 6827121, 15929949, 47789847]

約数ペア:

[(1, 47789847), (3, 15929949), (7, 6827121), (9, 5309983), (21, 2275707), (49, 975303), (63, 758569), (113, 422919), (137, 348831), (147, 325101), (339, 140973), (343, 139329), (411, 116277), (441, 108367), (791, 60417), (959, 49833), (1017, 46991), (1029, 46443), (1233, 38759), (2373, 20139), (2877, 16611), (3087, 15481), (5537, 8631), (6713, 7119)]