56381493

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{141307}}^1$

素因数の和:141336

約数の個数: 16

約数和(自身を含む): 90437120

約数和(自身を除く): 34055627

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 141307, 423921, 989149, 2684833, 2967447, 8054499, 18793831, 56381493]

約数ペア:

[(1, 56381493), (3, 18793831), (7, 8054499), (19, 2967447), (21, 2684833), (57, 989149), (133, 423921), (399, 141307)]