27990506

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{1201}}^1$

素因数の和:1517

約数の個数: 16

約数和(自身を含む): 43156608

約数和(自身を除く): 15166102

約数列:

[1, 2, 43, 86, 271, 542, 1201, 2402, 11653, 23306, 51643, 103286, 325471, 650942, 13995253, 27990506]

約数ペア:

[(1, 27990506), (2, 13995253), (43, 650942), (86, 325471), (271, 103286), (542, 51643), (1201, 23306), (2402, 11653)]