669450879

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{479}}^1\times {\mathrm{1399}}^1$

素因数の和:1924

約数の個数: 32

約数和(自身を含む): 1021440000

約数和(自身を除く): 351989121

約数列:

[1, 3, 9, 27, 37, 111, 333, 479, 999, 1399, 1437, 4197, 4311, 12591, 12933, 17723, 37773, 51763, 53169, 155289, 159507, 465867, 478521, 670121, 1397601, 2010363, 6031089, 18093267, 24794477, 74383431, 223150293, 669450879]

約数ペア:

[(1, 669450879), (3, 223150293), (9, 74383431), (27, 24794477), (37, 18093267), (111, 6031089), (333, 2010363), (479, 1397601), (999, 670121), (1399, 478521), (1437, 465867), (4197, 159507), (4311, 155289), (12591, 53169), (12933, 51763), (17723, 37773)]