137537919

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{6607}}^1$

素因数の和:6876

約数の個数: 20

約数和(自身を含む): 206288544

約数和(自身を除く): 68750625

約数列:

[1, 3, 9, 27, 81, 257, 771, 2313, 6607, 6939, 19821, 20817, 59463, 178389, 535167, 1697999, 5093997, 15281991, 45845973, 137537919]

約数ペア:

[(1, 137537919), (3, 45845973), (9, 15281991), (27, 5093997), (81, 1697999), (257, 535167), (771, 178389), (2313, 59463), (6607, 20817), (6939, 19821)]