207911853

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{150989}}^1$

素因数の和:151018

約数の個数: 20

約数和(自身を含む): 328856220

約数和(自身を除く): 120944367

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 150989, 452967, 1358901, 2566813, 4076703, 7700439, 12230109, 23101317, 69303951, 207911853]

約数ペア:

[(1, 207911853), (3, 69303951), (9, 23101317), (17, 12230109), (27, 7700439), (51, 4076703), (81, 2566813), (153, 1358901), (459, 452967), (1377, 150989)]