204219169

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1667}}^1$

素因数の和:1765

約数の個数: 32

約数和(自身を含む): 267734016

約数和(自身を除く): 63514847

約数列:

[1, 7, 11, 37, 43, 77, 259, 301, 407, 473, 1591, 1667, 2849, 3311, 11137, 11669, 17501, 18337, 61679, 71681, 122507, 128359, 431753, 501767, 678469, 788491, 2652197, 4749283, 5519437, 18565379, 29174167, 204219169]

約数ペア:

[(1, 204219169), (7, 29174167), (11, 18565379), (37, 5519437), (43, 4749283), (77, 2652197), (259, 788491), (301, 678469), (407, 501767), (473, 431753), (1591, 128359), (1667, 122507), (2849, 71681), (3311, 61679), (11137, 18337), (11669, 17501)]