208463085

素因数分解:

$3^3\times 5^1\times {\mathrm{1544171}}^1$

素因数の和:1544185

約数の個数: 16

約数和(自身を含む): 370601280

約数和(自身を除く): 162138195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1544171, 4632513, 7720855, 13897539, 23162565, 41692617, 69487695, 208463085]

約数ペア:

[(1, 208463085), (3, 69487695), (5, 41692617), (9, 23162565), (15, 13897539), (27, 7720855), (45, 4632513), (135, 1544171)]