64478187

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{109}}^2$

素因数の和:297

約数の個数: 30

約数和(自身を含む): 98661948

約数和(自身を除く): 34183761

約数列:

[1, 3, 9, 27, 67, 81, 109, 201, 327, 603, 981, 1809, 2943, 5427, 7303, 8829, 11881, 21909, 35643, 65727, 106929, 197181, 320787, 591543, 796027, 962361, 2388081, 7164243, 21492729, 64478187]

約数ペア:

[(1, 64478187), (3, 21492729), (9, 7164243), (27, 2388081), (67, 962361), (81, 796027), (109, 591543), (201, 320787), (327, 197181), (603, 106929), (981, 65727), (1809, 35643), (2943, 21909), (5427, 11881), (7303, 8829)]