66438866

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{6569}}^1$

素因数の和:6973

約数の個数: 16

約数和(自身を含む): 107616600

約数和(自身を除く): 41177734

約数列:

[1, 2, 13, 26, 389, 778, 5057, 6569, 10114, 13138, 85397, 170794, 2555341, 5110682, 33219433, 66438866]

約数ペア:

[(1, 66438866), (2, 33219433), (13, 5110682), (26, 2555341), (389, 170794), (778, 85397), (5057, 13138), (6569, 10114)]