123669505

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 160807680

約数和(自身を除く): 37138175

約数列:

[1, 5, 23, 43, 89, 115, 215, 281, 445, 989, 1405, 2047, 3827, 4945, 6463, 10235, 12083, 19135, 25009, 32315, 60415, 88021, 125045, 277909, 440105, 575207, 1075387, 1389545, 2876035, 5376935, 24733901, 123669505]

約数ペア:

[(1, 123669505), (5, 24733901), (23, 5376935), (43, 2876035), (89, 1389545), (115, 1075387), (215, 575207), (281, 440105), (445, 277909), (989, 125045), (1405, 88021), (2047, 60415), (3827, 32315), (4945, 25009), (6463, 19135), (10235, 12083)]