127647981

素因数分解:

$3^4\times {\mathrm{977}}^1\times {\mathrm{1613}}^1$

素因数の和:2602

約数の個数: 20

約数和(自身を含む): 190997532

約数和(自身を除く): 63349551

約数列:

[1, 3, 9, 27, 81, 977, 1613, 2931, 4839, 8793, 14517, 26379, 43551, 79137, 130653, 1575901, 4727703, 14183109, 42549327, 127647981]

約数ペア:

[(1, 127647981), (3, 42549327), (9, 14183109), (27, 4727703), (81, 1575901), (977, 130653), (1613, 79137), (2931, 43551), (4839, 26379), (8793, 14517)]