64912887

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1069}}^1$

素因数の和:1264

約数の個数: 32

約数和(自身を含む): 104260800

約数和(自身を除く): 39347913

約数列:

[1, 3, 9, 13, 27, 39, 117, 173, 351, 519, 1069, 1557, 2249, 3207, 4671, 6747, 9621, 13897, 20241, 28863, 41691, 60723, 125073, 184937, 375219, 554811, 1664433, 2404181, 4993299, 7212543, 21637629, 64912887]

約数ペア:

[(1, 64912887), (3, 21637629), (9, 7212543), (13, 4993299), (27, 2404181), (39, 1664433), (117, 554811), (173, 375219), (351, 184937), (519, 125073), (1069, 60723), (1557, 41691), (2249, 28863), (3207, 20241), (4671, 13897), (6747, 9621)]