40481973

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3229}}^1$

素因数の和:3441

約数の個数: 24

約数和(自身を含む): 67184000

約数和(自身を除く): 26702027

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 1393, 1791, 3229, 4179, 9687, 12537, 22603, 29061, 67809, 203427, 642571, 1927713, 4497997, 5783139, 13493991, 40481973]

約数ペア:

[(1, 40481973), (3, 13493991), (7, 5783139), (9, 4497997), (21, 1927713), (63, 642571), (199, 203427), (597, 67809), (1393, 29061), (1791, 22603), (3229, 12537), (4179, 9687)]