13782321

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7057}}^1$

素因数の和:7101

約数の個数: 24

約数和(自身を含む): 23489024

約数和(自身を除く): 9706703

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 7057, 21171, 49399, 63513, 148197, 218767, 444591, 656301, 1531369, 1968903, 4594107, 13782321]

約数ペア:

[(1, 13782321), (3, 4594107), (7, 1968903), (9, 1531369), (21, 656301), (31, 444591), (63, 218767), (93, 148197), (217, 63513), (279, 49399), (651, 21171), (1953, 7057)]