206823513

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311951}}^1$

素因数の和:311984

約数の個数: 16

約数和(自身を含む): 314447616

約数和(自身を除く): 107624103

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 311951, 935853, 4055363, 5303167, 12166089, 15909501, 68941171, 206823513]

約数ペア:

[(1, 206823513), (3, 68941171), (13, 15909501), (17, 12166089), (39, 5303167), (51, 4055363), (221, 935853), (663, 311951)]