999045

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^2$

素因数の和:309

約数の個数: 18

約数和(自身を含む): 1743378

約数和(自身を除く): 744333

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 6705, 22201, 66603, 111005, 199809, 333015, 999045]

約数ペア:

[(1, 999045), (3, 333015), (5, 199809), (9, 111005), (15, 66603), (45, 22201), (149, 6705), (447, 2235), (745, 1341)]