9520749

素因数分解:

$3^2\times 7^2\times {\mathrm{21589}}^1$

素因数の和:21609

約数の個数: 18

約数和(自身を含む): 15998190

約数和(自身を除く): 6477441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 21589, 64767, 151123, 194301, 453369, 1057861, 1360107, 3173583, 9520749]

約数ペア:

[(1, 9520749), (3, 3173583), (7, 1360107), (9, 1057861), (21, 453369), (49, 194301), (63, 151123), (147, 64767), (441, 21589)]