81643654

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{4651}}^1$

素因数の和:4851

約数の個数: 16

約数和(自身を含む): 125269056

約数和(自身を除く): 43625402

約数列:

[1, 2, 67, 131, 134, 262, 4651, 8777, 9302, 17554, 311617, 609281, 623234, 1218562, 40821827, 81643654]

約数ペア:

[(1, 81643654), (2, 40821827), (67, 1218562), (131, 623234), (134, 609281), (262, 311617), (4651, 17554), (8777, 9302)]