87427858

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{20747}}^1$

素因数の和:20806

約数の個数: 24

約数和(自身を含む): 156107952

約数和(自身を除く): 68680094

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 602, 2107, 4214, 20747, 41494, 145229, 290458, 892121, 1016603, 1784242, 2033206, 6244847, 12489694, 43713929, 87427858]

約数ペア:

[(1, 87427858), (2, 43713929), (7, 12489694), (14, 6244847), (43, 2033206), (49, 1784242), (86, 1016603), (98, 892121), (301, 290458), (602, 145229), (2107, 41494), (4214, 20747)]