255486517

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 311794560

約数和(自身を除く): 56308043

約数列:

[1, 11, 13, 37, 109, 143, 407, 443, 481, 1199, 1417, 4033, 4873, 5291, 5759, 15587, 16391, 44363, 48287, 52429, 63349, 180301, 213083, 531157, 576719, 627731, 1786619, 2343913, 6905041, 19652809, 23226047, 255486517]

約数ペア:

[(1, 255486517), (11, 23226047), (13, 19652809), (37, 6905041), (109, 2343913), (143, 1786619), (407, 627731), (443, 576719), (481, 531157), (1199, 213083), (1417, 180301), (4033, 63349), (4873, 52429), (5291, 48287), (5759, 44363), (15587, 16391)]