1328508729

素因数分解:

$3^3\times {\mathrm{103}}^1\times {\mathrm{607}}^1\times {\mathrm{787}}^1$

素因数の和:1506

約数の個数: 32

約数和(自身を含む): 1993072640

約数和(自身を除く): 664563911

約数列:

[1, 3, 9, 27, 103, 309, 607, 787, 927, 1821, 2361, 2781, 5463, 7083, 16389, 21249, 62521, 81061, 187563, 243183, 477709, 562689, 729549, 1433127, 1688067, 2188647, 4299381, 12898143, 49204027, 147612081, 442836243, 1328508729]

約数ペア:

[(1, 1328508729), (3, 442836243), (9, 147612081), (27, 49204027), (103, 12898143), (309, 4299381), (607, 2188647), (787, 1688067), (927, 1433127), (1821, 729549), (2361, 562689), (2781, 477709), (5463, 243183), (7083, 187563), (16389, 81061), (21249, 62521)]