66351681

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 109624320

約数和(自身を除く): 43272639

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 121, 191, 261, 319, 363, 573, 957, 1089, 1331, 1719, 2101, 2871, 3509, 3993, 5539, 6303, 10527, 11979, 16617, 18909, 23111, 31581, 38599, 49851, 60929, 69333, 115797, 182787, 207999, 254221, 347391, 548361, 670219, 762663, 2010657, 2287989, 6031971, 7372409, 22117227, 66351681]

約数ペア:

[(1, 66351681), (3, 22117227), (9, 7372409), (11, 6031971), (29, 2287989), (33, 2010657), (87, 762663), (99, 670219), (121, 548361), (191, 347391), (261, 254221), (319, 207999), (363, 182787), (573, 115797), (957, 69333), (1089, 60929), (1331, 49851), (1719, 38599), (2101, 31581), (2871, 23111), (3509, 18909), (3993, 16617), (5539, 11979), (6303, 10527)]