208419255

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421049}}^1$

素因数の和:421071

約数の個数: 24

約数和(自身を含む): 394102800

約数和(自身を除く): 185683545

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 421049, 1263147, 2105245, 3789441, 4631539, 6315735, 13894617, 18947205, 23157695, 41683851, 69473085, 208419255]

約数ペア:

[(1, 208419255), (3, 69473085), (5, 41683851), (9, 23157695), (11, 18947205), (15, 13894617), (33, 6315735), (45, 4631539), (55, 3789441), (99, 2105245), (165, 1263147), (495, 421049)]