27288405

素因数分解:

$3^2\times 5^1\times {\mathrm{601}}^1\times {\mathrm{1009}}^1$

素因数の和:1621

約数の個数: 24

約数和(自身を含む): 47425560

約数和(自身を除く): 20137155

約数列:

[1, 3, 5, 9, 15, 45, 601, 1009, 1803, 3005, 3027, 5045, 5409, 9015, 9081, 15135, 27045, 45405, 606409, 1819227, 3032045, 5457681, 9096135, 27288405]

約数ペア:

[(1, 27288405), (3, 9096135), (5, 5457681), (9, 3032045), (15, 1819227), (45, 606409), (601, 45405), (1009, 27045), (1803, 15135), (3005, 9081), (3027, 9015), (5045, 5409)]