2007990045

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1940087}}^1$

素因数の和:1940121

約数の個数: 24

約数和(自身を含む): 3631844736

約数和(自身を除く): 1623854691

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 1940087, 5820261, 9700435, 17460783, 29101305, 44622001, 87303915, 133866003, 223110005, 401598009, 669330015, 2007990045]

約数ペア:

[(1, 2007990045), (3, 669330015), (5, 401598009), (9, 223110005), (15, 133866003), (23, 87303915), (45, 44622001), (69, 29101305), (115, 17460783), (207, 9700435), (345, 5820261), (1035, 1940087)]