678672405

素因数分解:

$3^3\times 5^1\times {\mathrm{5027203}}^1$

素因数の和:5027217

約数の個数: 16

約数和(自身を含む): 1206528960

約数和(自身を除く): 527856555

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 5027203, 15081609, 25136015, 45244827, 75408045, 135734481, 226224135, 678672405]

約数ペア:

[(1, 678672405), (3, 226224135), (5, 135734481), (9, 75408045), (15, 45244827), (27, 25136015), (45, 15081609), (135, 5027203)]