1221000209

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1301}}^1\times {\mathrm{6563}}^1$

素因数の和:7888

約数の個数: 16

約数和(自身を含む): 1435783104

約数和(自身を除く): 214782895

約数列:

[1, 11, 13, 143, 1301, 6563, 14311, 16913, 72193, 85319, 186043, 938509, 8538463, 93923093, 111000019, 1221000209]

約数ペア:

[(1, 1221000209), (11, 111000019), (13, 93923093), (143, 8538463), (1301, 938509), (6563, 186043), (14311, 85319), (16913, 72193)]