1217085

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1979}}^1$

素因数の和:2028

約数の個数: 16

約数和(自身を含む): 1995840

約数和(自身を除く): 778755

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 1979, 5937, 9895, 29685, 81139, 243417, 405695, 1217085]

約数ペア:

[(1, 1217085), (3, 405695), (5, 243417), (15, 81139), (41, 29685), (123, 9895), (205, 5937), (615, 1979)]