40338963

素因数分解:

$3^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2551}}^1$

素因数の和:2815

約数の個数: 24

約数和(自身を含む): 66882816

約数和(自身を除く): 26543853

約数列:

[1, 3, 7, 9, 21, 63, 251, 753, 1757, 2259, 2551, 5271, 7653, 15813, 17857, 22959, 53571, 160713, 640301, 1920903, 4482107, 5762709, 13446321, 40338963]

約数ペア:

[(1, 40338963), (3, 13446321), (7, 5762709), (9, 4482107), (21, 1920903), (63, 640301), (251, 160713), (753, 53571), (1757, 22959), (2259, 17857), (2551, 15813), (5271, 7653)]