9970961

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1423}}^1$

素因数の和:1461

約数の個数: 24

約数和(自身を含む): 13636224

約数和(自身を除く): 3665263

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 1423, 7007, 9961, 15653, 18499, 69727, 109571, 129493, 203489, 766997, 906451, 1424423, 9970961]

約数ペア:

[(1, 9970961), (7, 1424423), (11, 906451), (13, 766997), (49, 203489), (77, 129493), (91, 109571), (143, 69727), (539, 18499), (637, 15653), (1001, 9961), (1423, 7007)]