18031005

素因数分解:

$3^4\times 5^1\times {\mathrm{211}}^2$

素因数の和:439

約数の個数: 30

約数和(自身を含む): 32476158

約数和(自身を除く): 14445153

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 211, 405, 633, 1055, 1899, 3165, 5697, 9495, 17091, 28485, 44521, 85455, 133563, 222605, 400689, 667815, 1202067, 2003445, 3606201, 6010335, 18031005]

約数ペア:

[(1, 18031005), (3, 6010335), (5, 3606201), (9, 2003445), (15, 1202067), (27, 667815), (45, 400689), (81, 222605), (135, 133563), (211, 85455), (405, 44521), (633, 28485), (1055, 17091), (1899, 9495), (3165, 5697)]