12821325

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{15541}}^1$

素因数の和:15565

約数の個数: 24

約数和(自身を含む): 23126496

約数和(自身を除く): 10305171

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 15541, 46623, 77705, 170951, 233115, 388525, 512853, 854755, 1165575, 2564265, 4273775, 12821325]

約数ペア:

[(1, 12821325), (3, 4273775), (5, 2564265), (11, 1165575), (15, 854755), (25, 512853), (33, 388525), (55, 233115), (75, 170951), (165, 77705), (275, 46623), (825, 15541)]