1272181815

素因数分解:

$3^3\times 5^1\times {\mathrm{9423569}}^1$

素因数の和:9423583

約数の個数: 16

約数和(自身を含む): 2261656800

約数和(自身を除く): 989474985

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 9423569, 28270707, 47117845, 84812121, 141353535, 254436363, 424060605, 1272181815]

約数ペア:

[(1, 1272181815), (3, 424060605), (5, 254436363), (9, 141353535), (15, 84812121), (27, 47117845), (45, 28270707), (135, 9423569)]