13887993

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{34807}}^1$

素因数の和:34836

約数の個数: 16

約数和(自身を含む): 22277120

約数和(自身を除く): 8389127

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 34807, 104421, 243649, 661333, 730947, 1983999, 4629331, 13887993]

約数ペア:

[(1, 13887993), (3, 4629331), (7, 1983999), (19, 730947), (21, 661333), (57, 243649), (133, 104421), (399, 34807)]