42551919

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{21589}}^1$

素因数の和:21671

約数の個数: 16

約数和(自身を含む): 63906400

約数和(自身を除く): 21354481

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 21589, 64767, 194301, 582903, 1575997, 4727991, 14183973, 42551919]

約数ペア:

[(1, 42551919), (3, 14183973), (9, 4727991), (27, 1575997), (73, 582903), (219, 194301), (657, 64767), (1971, 21589)]