81187029

素因数分解:

$3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4339}}^1$

素因数の和:4372

約数の個数: 48

約数和(自身を含む): 151656960

約数和(自身を除く): 70469931

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 243, 297, 567, 693, 891, 1701, 2079, 2673, 4339, 6237, 13017, 18711, 30373, 39051, 47729, 91119, 117153, 143187, 273357, 334103, 351459, 429561, 820071, 1002309, 1054377, 1288683, 2460213, 3006927, 3866049, 7380639, 9020781, 11598147, 27062343, 81187029]

約数ペア:

[(1, 81187029), (3, 27062343), (7, 11598147), (9, 9020781), (11, 7380639), (21, 3866049), (27, 3006927), (33, 2460213), (63, 1288683), (77, 1054377), (81, 1002309), (99, 820071), (189, 429561), (231, 351459), (243, 334103), (297, 273357), (567, 143187), (693, 117153), (891, 91119), (1701, 47729), (2079, 39051), (2673, 30373), (4339, 18711), (6237, 13017)]