56561571

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:262

約数の個数: 60

約数和(自身を含む): 96558000

約数和(自身を除く): 39996429

約数列:

[1, 3, 9, 11, 27, 29, 33, 81, 87, 99, 121, 199, 261, 297, 319, 363, 597, 783, 891, 957, 1089, 1791, 2189, 2349, 2871, 3267, 3509, 5373, 5771, 6567, 8613, 9801, 10527, 16119, 17313, 19701, 24079, 25839, 31581, 51939, 59103, 63481, 72237, 94743, 155817, 177309, 190443, 216711, 284229, 467451, 571329, 650133, 698291, 1713987, 1950399, 2094873, 5141961, 6284619, 18853857, 56561571]

約数ペア:

[(1, 56561571), (3, 18853857), (9, 6284619), (11, 5141961), (27, 2094873), (29, 1950399), (33, 1713987), (81, 698291), (87, 650133), (99, 571329), (121, 467451), (199, 284229), (261, 216711), (297, 190443), (319, 177309), (363, 155817), (597, 94743), (783, 72237), (891, 63481), (957, 59103), (1089, 51939), (1791, 31581), (2189, 25839), (2349, 24079), (2871, 19701), (3267, 17313), (3509, 16119), (5373, 10527), (5771, 9801), (6567, 8613)]