200805913

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{3001}}^1$

素因数の和:3109

約数の個数: 24

約数和(自身を含む): 255530240

約数和(自身を除く): 54724327

約数列:

[1, 7, 11, 77, 79, 121, 553, 847, 869, 3001, 6083, 9559, 21007, 33011, 66913, 231077, 237079, 363121, 1659553, 2541847, 2607869, 18255083, 28686559, 200805913]

約数ペア:

[(1, 200805913), (7, 28686559), (11, 18255083), (77, 2607869), (79, 2541847), (121, 1659553), (553, 363121), (847, 237079), (869, 231077), (3001, 66913), (6083, 33011), (9559, 21007)]