289200915

素因数分解:

$3^3\times 5^1\times {\mathrm{2142229}}^1$

素因数の和:2142243

約数の個数: 16

約数和(自身を含む): 514135200

約数和(自身を除く): 224934285

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2142229, 6426687, 10711145, 19280061, 32133435, 57840183, 96400305, 289200915]

約数ペア:

[(1, 289200915), (3, 96400305), (5, 57840183), (9, 32133435), (15, 19280061), (27, 10711145), (45, 6426687), (135, 2142229)]