27720407

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1301}}^1$

素因数の和:1474

約数の個数: 16

約数和(自身を含む): 32810400

約数和(自身を除く): 5089993

約数列:

[1, 11, 13, 143, 149, 1301, 1639, 1937, 14311, 16913, 21307, 186043, 193849, 2132339, 2520037, 27720407]

約数ペア:

[(1, 27720407), (11, 2520037), (13, 2132339), (143, 193849), (149, 186043), (1301, 21307), (1639, 16913), (1937, 14311)]