1556985105

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{887171}}^1$

素因数の和:887198

約数の個数: 32

約数和(自身を含む): 2980897920

約数和(自身を除く): 1423912815

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 887171, 2661513, 4435855, 7984539, 11533223, 13307565, 23953617, 34599669, 39922695, 57666115, 103799007, 119768085, 172998345, 311397021, 518995035, 1556985105]

約数ペア:

[(1, 1556985105), (3, 518995035), (5, 311397021), (9, 172998345), (13, 119768085), (15, 103799007), (27, 57666115), (39, 39922695), (45, 34599669), (65, 23953617), (117, 13307565), (135, 11533223), (195, 7984539), (351, 4435855), (585, 2661513), (1755, 887171)]