261111755

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{5807}}^1$

素因数の和:5875

約数の個数: 24

約数和(自身を含む): 346876992

約数和(自身を除く): 85765237

約数列:

[1, 5, 17, 23, 85, 115, 391, 529, 1955, 2645, 5807, 8993, 29035, 44965, 98719, 133561, 493595, 667805, 2270537, 3071903, 11352685, 15359515, 52222351, 261111755]

約数ペア:

[(1, 261111755), (5, 52222351), (17, 15359515), (23, 11352685), (85, 3071903), (115, 2270537), (391, 667805), (529, 493595), (1955, 133561), (2645, 98719), (5807, 44965), (8993, 29035)]