166505417

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 197070720

約数和(自身を除く): 30565303

約数列:

[1, 13, 19, 43, 61, 247, 257, 559, 793, 817, 1159, 2623, 3341, 4883, 10621, 11051, 15067, 15677, 34099, 49837, 63479, 143663, 203801, 209969, 297863, 647881, 674111, 2729597, 3872219, 8763443, 12808109, 166505417]

約数ペア:

[(1, 166505417), (13, 12808109), (19, 8763443), (43, 3872219), (61, 2729597), (247, 674111), (257, 647881), (559, 297863), (793, 209969), (817, 203801), (1159, 143663), (2623, 63479), (3341, 49837), (4883, 34099), (10621, 15677), (11051, 15067)]