208575135

素因数分解:

$3^3\times 5^1\times {\mathrm{1545001}}^1$

素因数の和:1545015

約数の個数: 16

約数和(自身を含む): 370800480

約数和(自身を除く): 162225345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1545001, 4635003, 7725005, 13905009, 23175015, 41715027, 69525045, 208575135]

約数ペア:

[(1, 208575135), (3, 69525045), (5, 41715027), (9, 23175015), (15, 13905009), (27, 7725005), (45, 4635003), (135, 1545001)]