219064495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{5209}}^1$

素因数の和:5874

約数の個数: 16

約数和(自身を含む): 283590720

約数和(自身を除く): 64526225

約数列:

[1, 5, 13, 65, 647, 3235, 5209, 8411, 26045, 42055, 67717, 338585, 3370223, 16851115, 43812899, 219064495]

約数ペア:

[(1, 219064495), (5, 43812899), (13, 16851115), (65, 3370223), (647, 338585), (3235, 67717), (5209, 42055), (8411, 26045)]