320578353

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{2141}}^1$

素因数の和:2405

約数の個数: 24

約数和(自身を含む): 470486016

約数和(自身を除く): 149907663

約数列:

[1, 3, 9, 127, 131, 381, 393, 1143, 1179, 2141, 6423, 16637, 19269, 49911, 149733, 271907, 280471, 815721, 841413, 2447163, 2524239, 35619817, 106859451, 320578353]

約数ペア:

[(1, 320578353), (3, 106859451), (9, 35619817), (127, 2524239), (131, 2447163), (381, 841413), (393, 815721), (1143, 280471), (1179, 271907), (2141, 149733), (6423, 49911), (16637, 19269)]