66846241

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{2531}}^1$

素因数の和:2570

約数の個数: 20

約数和(自身を含む): 85105584

約数和(自身を除く): 18259343

約数列:

[1, 7, 11, 49, 77, 343, 539, 2401, 2531, 3773, 17717, 26411, 27841, 124019, 194887, 868133, 1364209, 6076931, 9549463, 66846241]

約数ペア:

[(1, 66846241), (7, 9549463), (11, 6076931), (49, 1364209), (77, 868133), (343, 194887), (539, 124019), (2401, 27841), (2531, 26411), (3773, 17717)]