7851285

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13421}}^1$

素因数の和:13445

約数の個数: 24

約数和(自身を含む): 14656824

約数和(自身を除く): 6805539

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 13421, 40263, 67105, 120789, 174473, 201315, 523419, 603945, 872365, 1570257, 2617095, 7851285]

約数ペア:

[(1, 7851285), (3, 2617095), (5, 1570257), (9, 872365), (13, 603945), (15, 523419), (39, 201315), (45, 174473), (65, 120789), (117, 67105), (195, 40263), (585, 13421)]