131430188

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{33223}}^1$

素因数の和:33293

約数の個数: 24

約数和(自身を含む): 245591808

約数和(自身を除く): 114161620

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1978, 3956, 33223, 66446, 132892, 764129, 1428589, 1528258, 2857178, 3056516, 5714356, 32857547, 65715094, 131430188]

約数ペア:

[(1, 131430188), (2, 65715094), (4, 32857547), (23, 5714356), (43, 3056516), (46, 2857178), (86, 1528258), (92, 1428589), (172, 764129), (989, 132892), (1978, 66446), (3956, 33223)]