258761115

素因数分解:

$3^3\times 5^1\times {\mathrm{1916749}}^1$

素因数の和:1916763

約数の個数: 16

約数和(自身を含む): 460020000

約数和(自身を除く): 201258885

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1916749, 5750247, 9583745, 17250741, 28751235, 51752223, 86253705, 258761115]

約数ペア:

[(1, 258761115), (3, 86253705), (5, 51752223), (9, 28751235), (15, 17250741), (27, 9583745), (45, 5750247), (135, 1916749)]