78716367

素因数分解:

$3^4\times {\mathrm{607}}^1\times {\mathrm{1601}}^1$

素因数の和:2220

約数の個数: 20

約数和(自身を含む): 117855936

約数和(自身を除く): 39139569

約数列:

[1, 3, 9, 27, 81, 607, 1601, 1821, 4803, 5463, 14409, 16389, 43227, 49167, 129681, 971807, 2915421, 8746263, 26238789, 78716367]

約数ペア:

[(1, 78716367), (3, 26238789), (9, 8746263), (27, 2915421), (81, 971807), (607, 129681), (1601, 49167), (1821, 43227), (4803, 16389), (5463, 14409)]