87128757

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{189823}}^1$

素因数の和:189849

約数の個数: 16

約数和(自身を含む): 136673280

約数和(自身を除く): 49544523

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 189823, 569469, 1708407, 3226991, 5125221, 9680973, 29042919, 87128757]

約数ペア:

[(1, 87128757), (3, 29042919), (9, 9680973), (17, 5125221), (27, 3226991), (51, 1708407), (153, 569469), (459, 189823)]