868208085

素因数分解:

$3^3\times 5^1\times {\mathrm{6431171}}^1$

素因数の和:6431185

約数の個数: 16

約数和(自身を含む): 1543481280

約数和(自身を除く): 675273195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 6431171, 19293513, 32155855, 57880539, 96467565, 173641617, 289402695, 868208085]

約数ペア:

[(1, 868208085), (3, 289402695), (5, 173641617), (9, 96467565), (15, 57880539), (27, 32155855), (45, 19293513), (135, 6431171)]