40080213

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{3253}}^1$

素因数の和:3333

約数の個数: 18

約数和(自身を含む): 59518914

約数和(自身を除く): 19438701

約数列:

[1, 3, 9, 37, 111, 333, 1369, 3253, 4107, 9759, 12321, 29277, 120361, 361083, 1083249, 4453357, 13360071, 40080213]

約数ペア:

[(1, 40080213), (3, 13360071), (9, 4453357), (37, 1083249), (111, 361083), (333, 120361), (1369, 29277), (3253, 12321), (4107, 9759)]