9727947

素因数分解:

$3^2\times {\mathrm{41}}^2\times {\mathrm{643}}^1$

素因数の和:731

約数の個数: 18

約数和(自身を含む): 14424956

約数和(自身を除く): 4697009

約数列:

[1, 3, 9, 41, 123, 369, 643, 1681, 1929, 5043, 5787, 15129, 26363, 79089, 237267, 1080883, 3242649, 9727947]

約数ペア:

[(1, 9727947), (3, 3242649), (9, 1080883), (41, 237267), (123, 79089), (369, 26363), (643, 15129), (1681, 5787), (1929, 5043)]