393124995

素因数分解:

$3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10007}}^1$

素因数の和:10121

約数の個数: 40

約数和(自身を含む): 712049184

約数和(自身を除く): 318924189

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 97, 135, 291, 405, 485, 873, 1455, 2619, 4365, 7857, 10007, 13095, 30021, 39285, 50035, 90063, 150105, 270189, 450315, 810567, 970679, 1350945, 2912037, 4052835, 4853395, 8736111, 14560185, 26208333, 43680555, 78624999, 131041665, 393124995]

約数ペア:

[(1, 393124995), (3, 131041665), (5, 78624999), (9, 43680555), (15, 26208333), (27, 14560185), (45, 8736111), (81, 4853395), (97, 4052835), (135, 2912037), (291, 1350945), (405, 970679), (485, 810567), (873, 450315), (1455, 270189), (2619, 150105), (4365, 90063), (7857, 50035), (10007, 39285), (13095, 30021)]