81559485

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{258919}}^1$

素因数の和:258937

約数の個数: 24

約数和(自身を含む): 161566080

約数和(自身を除く): 80006595

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 258919, 776757, 1294595, 1812433, 2330271, 3883785, 5437299, 9062165, 11651355, 16311897, 27186495, 81559485]

約数ペア:

[(1, 81559485), (3, 27186495), (5, 16311897), (7, 11651355), (9, 9062165), (15, 5437299), (21, 3883785), (35, 2330271), (45, 1812433), (63, 1294595), (105, 776757), (315, 258919)]