83556711

素因数分解:

$3^3\times 7^2\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 145363680

約数和(自身を除く): 61806969

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 137, 147, 189, 411, 441, 461, 959, 1233, 1323, 1383, 2877, 3227, 3699, 4149, 6713, 8631, 9681, 12447, 20139, 22589, 25893, 29043, 60417, 63157, 67767, 87129, 181251, 189471, 203301, 442099, 568413, 609903, 1326297, 1705239, 3094693, 3978891, 9284079, 11936673, 27852237, 83556711]

約数ペア:

[(1, 83556711), (3, 27852237), (7, 11936673), (9, 9284079), (21, 3978891), (27, 3094693), (49, 1705239), (63, 1326297), (137, 609903), (147, 568413), (189, 442099), (411, 203301), (441, 189471), (461, 181251), (959, 87129), (1233, 67767), (1323, 63157), (1383, 60417), (2877, 29043), (3227, 25893), (3699, 22589), (4149, 20139), (6713, 12447), (8631, 9681)]