1291217085

素因数分解:

$3^3\times 5^1\times {\mathrm{9564571}}^1$

素因数の和:9564585

約数の個数: 16

約数和(自身を含む): 2295497280

約数和(自身を除く): 1004280195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 9564571, 28693713, 47822855, 86081139, 143468565, 258243417, 430405695, 1291217085]

約数ペア:

[(1, 1291217085), (3, 430405695), (5, 258243417), (9, 143468565), (15, 86081139), (27, 47822855), (45, 28693713), (135, 9564571)]