66388485

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1873}}^1$

素因数の和:2037

約数の個数: 32

約数和(自身を含む): 113339520

約数和(自身を除く): 46951035

約数列:

[1, 3, 5, 15, 17, 51, 85, 139, 255, 417, 695, 1873, 2085, 2363, 5619, 7089, 9365, 11815, 28095, 31841, 35445, 95523, 159205, 260347, 477615, 781041, 1301735, 3905205, 4425899, 13277697, 22129495, 66388485]

約数ペア:

[(1, 66388485), (3, 22129495), (5, 13277697), (15, 4425899), (17, 3905205), (51, 1301735), (85, 781041), (139, 477615), (255, 260347), (417, 159205), (695, 95523), (1873, 35445), (2085, 31841), (2363, 28095), (5619, 11815), (7089, 9365)]