1388678039

素因数分解:

$7^1\times {\mathrm{193}}^1\times {\mathrm{937}}^1\times {\mathrm{1097}}^1$

素因数の和:2234

約数の個数: 16

約数和(自身を含む): 1598442048

約数和(自身を除く): 209764009

約数列:

[1, 7, 193, 937, 1097, 1351, 6559, 7679, 180841, 211721, 1027889, 1265887, 1482047, 7195223, 198382577, 1388678039]

約数ペア:

[(1, 1388678039), (7, 198382577), (193, 7195223), (937, 1482047), (1097, 1265887), (1351, 1027889), (6559, 211721), (7679, 180841)]