87668084

素因数分解:

$2^2\times 7^1\times {\mathrm{1571}}^1\times {\mathrm{1993}}^1$

素因数の和:3575

約数の個数: 24

約数和(自身を含む): 175535808

約数和(自身を除く): 87867724

約数列:

[1, 2, 4, 7, 14, 28, 1571, 1993, 3142, 3986, 6284, 7972, 10997, 13951, 21994, 27902, 43988, 55804, 3131003, 6262006, 12524012, 21917021, 43834042, 87668084]

約数ペア:

[(1, 87668084), (2, 43834042), (4, 21917021), (7, 12524012), (14, 6262006), (28, 3131003), (1571, 55804), (1993, 43988), (3142, 27902), (3986, 21994), (6284, 13951), (7972, 10997)]