1212130005

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1087}}^1\times {\mathrm{4373}}^1$

素因数の和:5485

約数の個数: 32

約数和(自身を含む): 2055849984

約数和(自身を除く): 843719979

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 1087, 3261, 4373, 5435, 13119, 16305, 18479, 21865, 55437, 65595, 74341, 92395, 223023, 277185, 371705, 1115115, 4753451, 14260353, 23767255, 71301765, 80808667, 242426001, 404043335, 1212130005]

約数ペア:

[(1, 1212130005), (3, 404043335), (5, 242426001), (15, 80808667), (17, 71301765), (51, 23767255), (85, 14260353), (255, 4753451), (1087, 1115115), (3261, 371705), (4373, 277185), (5435, 223023), (13119, 92395), (16305, 74341), (18479, 65595), (21865, 55437)]