28142499

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4201}}^1$

素因数の和:4251

約数の個数: 32

約数和(自身を含む): 48407040

約数和(自身を除く): 20264541

約数列:

[1, 3, 7, 11, 21, 29, 33, 77, 87, 203, 231, 319, 609, 957, 2233, 4201, 6699, 12603, 29407, 46211, 88221, 121829, 138633, 323477, 365487, 852803, 970431, 1340119, 2558409, 4020357, 9380833, 28142499]

約数ペア:

[(1, 28142499), (3, 9380833), (7, 4020357), (11, 2558409), (21, 1340119), (29, 970431), (33, 852803), (77, 365487), (87, 323477), (203, 138633), (231, 121829), (319, 88221), (609, 46211), (957, 29407), (2233, 12603), (4201, 6699)]