664991668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{33071}}^1$

素因数の和:33543

約数の個数: 24

約数和(自身を含む): 1272345984

約数和(自身を除く): 607354316

約数列:

[1, 2, 4, 11, 22, 44, 457, 914, 1828, 5027, 10054, 20108, 33071, 66142, 132284, 363781, 727562, 1455124, 15113447, 30226894, 60453788, 166247917, 332495834, 664991668]

約数ペア:

[(1, 664991668), (2, 332495834), (4, 166247917), (11, 60453788), (22, 30226894), (44, 15113447), (457, 1455124), (914, 727562), (1828, 363781), (5027, 132284), (10054, 66142), (20108, 33071)]