86627972

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{5659}}^1$

素因数の和:5795

約数の個数: 24

約数和(自身を含む): 156895200

約数和(自身を除く): 70267228

約数列:

[1, 2, 4, 43, 86, 89, 172, 178, 356, 3827, 5659, 7654, 11318, 15308, 22636, 243337, 486674, 503651, 973348, 1007302, 2014604, 21656993, 43313986, 86627972]

約数ペア:

[(1, 86627972), (2, 43313986), (4, 21656993), (43, 2014604), (86, 1007302), (89, 973348), (172, 503651), (178, 486674), (356, 243337), (3827, 22636), (5659, 15308), (7654, 11318)]