39918789

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{431}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 59439744

約数和(自身を除く): 19520955

約数列:

[1, 3, 9, 41, 123, 251, 369, 431, 753, 1293, 2259, 3879, 10291, 17671, 30873, 53013, 92619, 108181, 159039, 324543, 973629, 4435421, 13306263, 39918789]

約数ペア:

[(1, 39918789), (3, 13306263), (9, 4435421), (41, 973629), (123, 324543), (251, 159039), (369, 108181), (431, 92619), (753, 53013), (1293, 30873), (2259, 17671), (3879, 10291)]