7801353

素因数分解:

$3^4\times 7^1\times {\mathrm{13759}}^1$

素因数の和:13778

約数の個数: 20

約数和(自身を含む): 13319680

約数和(自身を除く): 5518327

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 13759, 41277, 96313, 123831, 288939, 371493, 866817, 1114479, 2600451, 7801353]

約数ペア:

[(1, 7801353), (3, 2600451), (7, 1114479), (9, 866817), (21, 371493), (27, 288939), (63, 123831), (81, 96313), (189, 41277), (567, 13759)]