13246401

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{33199}}^1$

素因数の和:33228

約数の個数: 16

約数和(自身を含む): 21248000

約数和(自身を除く): 8001599

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 33199, 99597, 232393, 630781, 697179, 1892343, 4415467, 13246401]

約数ペア:

[(1, 13246401), (3, 4415467), (7, 1892343), (19, 697179), (21, 630781), (57, 232393), (133, 99597), (399, 33199)]