28486570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{406951}}^1$

素因数の和:406965

約数の個数: 16

約数和(自身を含む): 58601088

約数和(自身を除く): 30114518

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 406951, 813902, 2034755, 2848657, 4069510, 5697314, 14243285, 28486570]

約数ペア:

[(1, 28486570), (2, 14243285), (5, 5697314), (7, 4069510), (10, 2848657), (14, 2034755), (35, 813902), (70, 406951)]