40904073

素因数分解:

$3^2\times 7^2\times {\mathrm{92753}}^1$

素因数の和:92773

約数の個数: 18

約数和(自身を含む): 68730714

約数和(自身を除く): 27826641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 92753, 278259, 649271, 834777, 1947813, 4544897, 5843439, 13634691, 40904073]

約数ペア:

[(1, 40904073), (3, 13634691), (7, 5843439), (9, 4544897), (21, 1947813), (49, 834777), (63, 649271), (147, 278259), (441, 92753)]