248492115

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{240089}}^1$

素因数の和:240123

約数の個数: 24

約数和(自身を含む): 449448480

約数和(自身を除く): 200956365

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 240089, 720267, 1200445, 2160801, 3601335, 5522047, 10804005, 16566141, 27610235, 49698423, 82830705, 248492115]

約数ペア:

[(1, 248492115), (3, 82830705), (5, 49698423), (9, 27610235), (15, 16566141), (23, 10804005), (45, 5522047), (69, 3601335), (115, 2160801), (207, 1200445), (345, 720267), (1035, 240089)]