66288861

素因数分解:

$3^4\times {\mathrm{503}}^1\times {\mathrm{1627}}^1$

素因数の和:2142

約数の個数: 20

約数和(自身を含む): 99281952

約数和(自身を除く): 32993091

約数列:

[1, 3, 9, 27, 81, 503, 1509, 1627, 4527, 4881, 13581, 14643, 40743, 43929, 131787, 818381, 2455143, 7365429, 22096287, 66288861]

約数ペア:

[(1, 66288861), (3, 22096287), (9, 7365429), (27, 2455143), (81, 818381), (503, 131787), (1509, 43929), (1627, 40743), (4527, 14643), (4881, 13581)]