221727663

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{2707}}^1$

素因数の和:3211

約数の個数: 24

約数和(自身を含む): 337958400

約数和(自身を除く): 116230737

約数列:

[1, 3, 9, 19, 57, 171, 479, 1437, 2707, 4311, 8121, 9101, 24363, 27303, 51433, 81909, 154299, 462897, 1296653, 3889959, 11669877, 24636407, 73909221, 221727663]

約数ペア:

[(1, 221727663), (3, 73909221), (9, 24636407), (19, 11669877), (57, 3889959), (171, 1296653), (479, 462897), (1437, 154299), (2707, 81909), (4311, 51433), (8121, 27303), (9101, 24363)]