68689621

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9803}}^1$

素因数の和:9841

約数の個数: 24

約数和(自身を含む): 93883104

約数和(自身を除く): 25193483

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 7007, 9803, 68621, 107833, 127439, 480347, 754831, 892073, 1401829, 5283817, 6244511, 9812803, 68689621]

約数ペア:

[(1, 68689621), (7, 9812803), (11, 6244511), (13, 5283817), (49, 1401829), (77, 892073), (91, 754831), (143, 480347), (539, 127439), (637, 107833), (1001, 68621), (7007, 9803)]