28899495

素因数分解:

$3^2\times 5^1\times {\mathrm{642211}}^1$

素因数の和:642222

約数の個数: 12

約数和(自身を含む): 50092536

約数和(自身を除く): 21193041

約数列:

[1, 3, 5, 9, 15, 45, 642211, 1926633, 3211055, 5779899, 9633165, 28899495]

約数ペア:

[(1, 28899495), (3, 9633165), (5, 5779899), (9, 3211055), (15, 1926633), (45, 642211)]