77995305

素因数分解:

$3^4\times 5^1\times {\mathrm{192581}}^1$

素因数の和:192598

約数の個数: 20

約数和(自身を含む): 139814532

約数和(自身を除く): 61819227

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 192581, 577743, 962905, 1733229, 2888715, 5199687, 8666145, 15599061, 25998435, 77995305]

約数ペア:

[(1, 77995305), (3, 25998435), (5, 15599061), (9, 8666145), (15, 5199687), (27, 2888715), (45, 1733229), (81, 962905), (135, 577743), (405, 192581)]