54081189

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{4481}}^1$

素因数の和:4642

約数の個数: 20

約数和(自身を含む): 81348300

約数和(自身を除く): 27267111

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 4023, 4481, 12069, 13443, 40329, 120987, 362961, 667669, 2003007, 6009021, 18027063, 54081189]

約数ペア:

[(1, 54081189), (3, 18027063), (9, 6009021), (27, 2003007), (81, 667669), (149, 362961), (447, 120987), (1341, 40329), (4023, 13443), (4481, 12069)]