245229795

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{78979}}^1$

素因数の和:79016

約数の個数: 32

約数和(自身を含む): 454924800

約数和(自身を除く): 209695005

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 78979, 236937, 394895, 710811, 1184685, 1816517, 2132433, 3554055, 5449551, 9082585, 10662165, 16348653, 27247755, 49045959, 81743265, 245229795]

約数ペア:

[(1, 245229795), (3, 81743265), (5, 49045959), (9, 27247755), (15, 16348653), (23, 10662165), (27, 9082585), (45, 5449551), (69, 3554055), (115, 2132433), (135, 1816517), (207, 1184685), (345, 710811), (621, 394895), (1035, 236937), (3105, 78979)]