2128536465

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{678959}}^1$

素因数の和:678997

約数の個数: 32

約数和(自身を含む): 3910809600

約数和(自身を除く): 1782273135

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 678959, 2036877, 3394795, 7468549, 10184385, 12900221, 22405647, 37342745, 38700663, 64501105, 112028235, 141902431, 193503315, 425707293, 709512155, 2128536465]

約数ペア:

[(1, 2128536465), (3, 709512155), (5, 425707293), (11, 193503315), (15, 141902431), (19, 112028235), (33, 64501105), (55, 38700663), (57, 37342745), (95, 22405647), (165, 12900221), (209, 10184385), (285, 7468549), (627, 3394795), (1045, 2036877), (3135, 678959)]