1298680318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2741}}^1\times {\mathrm{18223}}^1$

素因数の和:20979

約数の個数: 16

約数和(自身を含む): 2098748736

約数和(自身を除く): 800068418

約数列:

[1, 2, 13, 26, 2741, 5482, 18223, 35633, 36446, 71266, 236899, 473798, 49949243, 99898486, 649340159, 1298680318]

約数ペア:

[(1, 1298680318), (2, 649340159), (13, 99898486), (26, 49949243), (2741, 473798), (5482, 236899), (18223, 71266), (35633, 36446)]