78028677

素因数分解:

$3^4\times {\mathrm{569}}^1\times {\mathrm{1693}}^1$

素因数の和:2274

約数の個数: 20

約数和(自身を含む): 116835180

約数和(自身を除く): 38806503

約数列:

[1, 3, 9, 27, 81, 569, 1693, 1707, 5079, 5121, 15237, 15363, 45711, 46089, 137133, 963317, 2889951, 8669853, 26009559, 78028677]

約数ペア:

[(1, 78028677), (3, 26009559), (9, 8669853), (27, 2889951), (81, 963317), (569, 137133), (1693, 46089), (1707, 45711), (5079, 15363), (5121, 15237)]