12560821

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1423}}^1$

素因数の和:1540

約数の個数: 16

約数和(自身を含む): 15629824

約数和(自身を除く): 3069003

約数列:

[1, 7, 13, 91, 97, 679, 1261, 1423, 8827, 9961, 18499, 129493, 138031, 966217, 1794403, 12560821]

約数ペア:

[(1, 12560821), (7, 1794403), (13, 966217), (91, 138031), (97, 129493), (679, 18499), (1261, 9961), (1423, 8827)]