81014689

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{503}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 99973440

約数和(自身を除く): 18958751

約数列:

[1, 7, 19, 49, 133, 173, 503, 931, 1211, 3287, 3521, 8477, 9557, 23009, 24647, 66899, 87019, 161063, 468293, 609133, 1653361, 4263931, 11573527, 81014689]

約数ペア:

[(1, 81014689), (7, 11573527), (19, 4263931), (49, 1653361), (133, 609133), (173, 468293), (503, 161063), (931, 87019), (1211, 66899), (3287, 24647), (3521, 23009), (8477, 9557)]