161308223

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{2531}}^1$

素因数の和:2734

約数の個数: 16

約数和(自身を含む): 179387136

約数和(自身を除く): 18078913

約数列:

[1, 17, 23, 163, 391, 2531, 2771, 3749, 43027, 58213, 63733, 412553, 989621, 7013401, 9488719, 161308223]

約数ペア:

[(1, 161308223), (17, 9488719), (23, 7013401), (163, 989621), (391, 412553), (2531, 63733), (2771, 58213), (3749, 43027)]