421770051

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{918889}}^1$

素因数の和:918915

約数の個数: 16

約数和(自身を含む): 661600800

約数和(自身を除く): 239830749

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 918889, 2756667, 8270001, 15621113, 24810003, 46863339, 140590017, 421770051]

約数ペア:

[(1, 421770051), (3, 140590017), (9, 46863339), (17, 24810003), (27, 15621113), (51, 8270001), (153, 2756667), (459, 918889)]