7872345

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13457}}^1$

素因数の和:13481

約数の個数: 24

約数和(自身を含む): 14696136

約数和(自身を除く): 6823791

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 13457, 40371, 67285, 121113, 174941, 201855, 524823, 605565, 874705, 1574469, 2624115, 7872345]

約数ペア:

[(1, 7872345), (3, 2624115), (5, 1574469), (9, 874705), (13, 605565), (15, 524823), (39, 201855), (45, 174941), (65, 121113), (117, 67285), (195, 40371), (585, 13457)]