216945287

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{5077}}^1$

素因数の和:5282

約数の個数: 16

約数和(自身を含む): 247400160

約数和(自身を除く): 30454873

約数列:

[1, 13, 19, 173, 247, 2249, 3287, 5077, 42731, 66001, 96463, 878321, 1254019, 11418173, 16688099, 216945287]

約数ペア:

[(1, 216945287), (13, 16688099), (19, 11418173), (173, 1254019), (247, 878321), (2249, 96463), (3287, 66001), (5077, 42731)]