7704009

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1171}}^1$

素因数の和:1237

約数の個数: 24

約数和(自身を含む): 12066912

約数和(自身を除く): 4362903

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 1171, 2193, 3513, 6579, 10539, 19907, 50353, 59721, 151059, 179163, 453177, 856001, 2568003, 7704009]

約数ペア:

[(1, 7704009), (3, 2568003), (9, 856001), (17, 453177), (43, 179163), (51, 151059), (129, 59721), (153, 50353), (387, 19907), (731, 10539), (1171, 6579), (2193, 3513)]