28677759

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 46212096

約数和(自身を除く): 17534337

約数列:

[1, 3, 11, 17, 31, 33, 51, 93, 97, 187, 289, 291, 341, 527, 561, 867, 1023, 1067, 1581, 1649, 3007, 3179, 3201, 4947, 5797, 8959, 9021, 9537, 17391, 18139, 26877, 28033, 33077, 51119, 54417, 84099, 98549, 99231, 153357, 295647, 308363, 562309, 869023, 925089, 1686927, 2607069, 9559253, 28677759]

約数ペア:

[(1, 28677759), (3, 9559253), (11, 2607069), (17, 1686927), (31, 925089), (33, 869023), (51, 562309), (93, 308363), (97, 295647), (187, 153357), (289, 99231), (291, 98549), (341, 84099), (527, 54417), (561, 51119), (867, 33077), (1023, 28033), (1067, 26877), (1581, 18139), (1649, 17391), (3007, 9537), (3179, 9021), (3201, 8959), (4947, 5797)]