580013

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:129

約数の個数: 16

約数和(自身を含む): 720000

約数和(自身を除く): 139987

約数列:

[1, 7, 19, 49, 89, 133, 343, 623, 931, 1691, 4361, 6517, 11837, 30527, 82859, 580013]

約数ペア:

[(1, 580013), (7, 82859), (19, 30527), (49, 11837), (89, 6517), (133, 4361), (343, 1691), (623, 931)]