47016981

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{6689}}^1$

素因数の和:6777

約数の個数: 24

約数和(自身を含む): 75142080

約数和(自身を除く): 28125099

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 2343, 6689, 7029, 20067, 60201, 73579, 220737, 474919, 662211, 1424757, 4274271, 5224109, 15672327, 47016981]

約数ペア:

[(1, 47016981), (3, 15672327), (9, 5224109), (11, 4274271), (33, 1424757), (71, 662211), (99, 474919), (213, 220737), (639, 73579), (781, 60201), (2343, 20067), (6689, 7029)]