205627815

素因数分解:

$3^5\times 5^1\times {\mathrm{169241}}^1$

素因数の和:169261

約数の個数: 24

約数和(自身を含む): 369624528

約数和(自身を除く): 163996713

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 169241, 507723, 846205, 1523169, 2538615, 4569507, 7615845, 13708521, 22847535, 41125563, 68542605, 205627815]

約数ペア:

[(1, 205627815), (3, 68542605), (5, 41125563), (9, 22847535), (15, 13708521), (27, 7615845), (45, 4569507), (81, 2538615), (135, 1523169), (243, 846205), (405, 507723), (1215, 169241)]