15690285

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26821}}^1$

素因数の和:26845

約数の個数: 24

約数和(自身を含む): 29289624

約数和(自身を除く): 13599339

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 26821, 80463, 134105, 241389, 348673, 402315, 1046019, 1206945, 1743365, 3138057, 5230095, 15690285]

約数ペア:

[(1, 15690285), (3, 5230095), (5, 3138057), (9, 1743365), (13, 1206945), (15, 1046019), (39, 402315), (45, 348673), (65, 241389), (117, 134105), (195, 80463), (585, 26821)]