26710257

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{66943}}^1$

素因数の和:66972

約数の個数: 16

約数和(自身を含む): 42844160

約数和(自身を除く): 16133903

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 66943, 200829, 468601, 1271917, 1405803, 3815751, 8903419, 26710257]

約数ペア:

[(1, 26710257), (3, 8903419), (7, 3815751), (19, 1405803), (21, 1271917), (57, 468601), (133, 200829), (399, 66943)]