78103665

素因数分解:

$3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{4027}}^1$

素因数の和:4469

約数の個数: 24

約数和(自身を含む): 135727488

約数和(自身を除く): 57623823

約数列:

[1, 3, 5, 9, 15, 45, 431, 1293, 2155, 3879, 4027, 6465, 12081, 19395, 20135, 36243, 60405, 181215, 1735637, 5206911, 8678185, 15620733, 26034555, 78103665]

約数ペア:

[(1, 78103665), (3, 26034555), (5, 15620733), (9, 8678185), (15, 5206911), (45, 1735637), (431, 181215), (1293, 60405), (2155, 36243), (3879, 20135), (4027, 19395), (6465, 12081)]