7928217

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1511}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 12737088

約数和(自身を除く): 4808871

約数列:

[1, 3, 9, 11, 33, 53, 99, 159, 477, 583, 1511, 1749, 4533, 5247, 13599, 16621, 49863, 80083, 149589, 240249, 720747, 880913, 2642739, 7928217]

約数ペア:

[(1, 7928217), (3, 2642739), (9, 880913), (11, 720747), (33, 240249), (53, 149589), (99, 80083), (159, 49863), (477, 16621), (583, 13599), (1511, 5247), (1749, 4533)]