388161

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:125

約数の個数: 24

約数和(自身を含む): 617760

約数和(自身を除く): 229599

約数列:

[1, 3, 9, 17, 43, 51, 59, 129, 153, 177, 387, 531, 731, 1003, 2193, 2537, 3009, 6579, 7611, 9027, 22833, 43129, 129387, 388161]

約数ペア:

[(1, 388161), (3, 129387), (9, 43129), (17, 22833), (43, 9027), (51, 7611), (59, 6579), (129, 3009), (153, 2537), (177, 2193), (387, 1003), (531, 731)]