28683963

素因数分解:

$3^6\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:116

約数の個数: 84

約数和(自身を含む): 55323288

約数和(自身を除く): 26639325

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 73, 77, 81, 99, 147, 189, 219, 231, 243, 297, 441, 511, 539, 567, 657, 693, 729, 803, 891, 1323, 1533, 1617, 1701, 1971, 2079, 2409, 2673, 3577, 3969, 4599, 4851, 5103, 5621, 5913, 6237, 7227, 8019, 10731, 11907, 13797, 14553, 16863, 17739, 18711, 21681, 32193, 35721, 39347, 41391, 43659, 50589, 53217, 56133, 65043, 96579, 118041, 124173, 130977, 151767, 195129, 289737, 354123, 372519, 392931, 455301, 585387, 869211, 1062369, 1365903, 2607633, 3187107, 4097709, 9561321, 28683963]

約数ペア:

[(1, 28683963), (3, 9561321), (7, 4097709), (9, 3187107), (11, 2607633), (21, 1365903), (27, 1062369), (33, 869211), (49, 585387), (63, 455301), (73, 392931), (77, 372519), (81, 354123), (99, 289737), (147, 195129), (189, 151767), (219, 130977), (231, 124173), (243, 118041), (297, 96579), (441, 65043), (511, 56133), (539, 53217), (567, 50589), (657, 43659), (693, 41391), (729, 39347), (803, 35721), (891, 32193), (1323, 21681), (1533, 18711), (1617, 17739), (1701, 16863), (1971, 14553), (2079, 13797), (2409, 11907), (2673, 10731), (3577, 8019), (3969, 7227), (4599, 6237), (4851, 5913), (5103, 5621)]