13791771

素因数分解:

$3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1223}}^1$

素因数の和:1415

約数の個数: 24

約数和(自身を含む): 22913280

約数和(自身を除く): 9121509

約数列:

[1, 3, 7, 9, 21, 63, 179, 537, 1223, 1253, 1611, 3669, 3759, 8561, 11007, 11277, 25683, 77049, 218917, 656751, 1532419, 1970253, 4597257, 13791771]

約数ペア:

[(1, 13791771), (3, 4597257), (7, 1970253), (9, 1532419), (21, 656751), (63, 218917), (179, 77049), (537, 25683), (1223, 11277), (1253, 11007), (1611, 8561), (3669, 3759)]