76784253

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2053}}^1$

素因数の和:2213

約数の個数: 32

約数和(自身を含む): 126986496

約数和(自身を除く): 50202243

約数列:

[1, 3, 7, 13, 21, 39, 91, 137, 273, 411, 959, 1781, 2053, 2877, 5343, 6159, 12467, 14371, 26689, 37401, 43113, 80067, 186823, 281261, 560469, 843783, 1968827, 3656393, 5906481, 10969179, 25594751, 76784253]

約数ペア:

[(1, 76784253), (3, 25594751), (7, 10969179), (13, 5906481), (21, 3656393), (39, 1968827), (91, 843783), (137, 560469), (273, 281261), (411, 186823), (959, 80067), (1781, 43113), (2053, 37401), (2877, 26689), (5343, 14371), (6159, 12467)]