217116955

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{383}}^1\times {\mathrm{937}}^1$

素因数の和:1347

約数の個数: 24

約数和(自身を含む): 287433216

約数和(自身を除く): 70316261

約数列:

[1, 5, 11, 55, 121, 383, 605, 937, 1915, 4213, 4685, 10307, 21065, 46343, 51535, 113377, 231715, 358871, 566885, 1794355, 3947581, 19737905, 43423391, 217116955]

約数ペア:

[(1, 217116955), (5, 43423391), (11, 19737905), (55, 3947581), (121, 1794355), (383, 566885), (605, 358871), (937, 231715), (1915, 113377), (4213, 51535), (4685, 46343), (10307, 21065)]