28233645

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1249}}^1$

素因数の和:1405

約数の個数: 32

約数和(自身を含む): 49680000

約数和(自身を除く): 21446355

約数列:

[1, 3, 5, 11, 15, 33, 55, 137, 165, 411, 685, 1249, 1507, 2055, 3747, 4521, 6245, 7535, 13739, 18735, 22605, 41217, 68695, 171113, 206085, 513339, 855565, 1882243, 2566695, 5646729, 9411215, 28233645]

約数ペア:

[(1, 28233645), (3, 9411215), (5, 5646729), (11, 2566695), (15, 1882243), (33, 855565), (55, 513339), (137, 206085), (165, 171113), (411, 68695), (685, 41217), (1249, 22605), (1507, 18735), (2055, 13739), (3747, 7535), (4521, 6245)]