211403255

素因数分解:

$5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{853}}^1$

素因数の和:1035

約数の個数: 32

約数和(自身を含む): 297273984

約数和(自身を除く): 85870729

約数列:

[1, 5, 7, 35, 73, 97, 365, 485, 511, 679, 853, 2555, 3395, 4265, 5971, 7081, 29855, 35405, 49567, 62269, 82741, 247835, 311345, 413705, 435883, 579187, 2179415, 2895935, 6040093, 30200465, 42280651, 211403255]

約数ペア:

[(1, 211403255), (5, 42280651), (7, 30200465), (35, 6040093), (73, 2895935), (97, 2179415), (365, 579187), (485, 435883), (511, 413705), (679, 311345), (853, 247835), (2555, 82741), (3395, 62269), (4265, 49567), (5971, 35405), (7081, 29855)]