2570697

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:235

約数の個数: 24

約数和(自身を含む): 3931200

約数和(自身を除く): 1360503

約数列:

[1, 3, 9, 27, 71, 81, 149, 213, 243, 447, 639, 1341, 1917, 4023, 5751, 10579, 12069, 17253, 31737, 36207, 95211, 285633, 856899, 2570697]

約数ペア:

[(1, 2570697), (3, 856899), (9, 285633), (27, 95211), (71, 36207), (81, 31737), (149, 17253), (213, 12069), (243, 10579), (447, 5751), (639, 4023), (1341, 1917)]