6840351

素因数分解:

$3^2\times 7^2\times {\mathrm{15511}}^1$

素因数の和:15531

約数の個数: 18

約数和(自身を含む): 11494392

約数和(自身を除く): 4654041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 15511, 46533, 108577, 139599, 325731, 760039, 977193, 2280117, 6840351]

約数ペア:

[(1, 6840351), (3, 2280117), (7, 977193), (9, 760039), (21, 325731), (49, 139599), (63, 108577), (147, 46533), (441, 15511)]