27991106

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97871}}^1$

素因数の和:97897

約数の個数: 16

約数和(自身を含む): 49327488

約数和(自身を除く): 21336382

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 97871, 195742, 1076581, 1272323, 2153162, 2544646, 13995553, 27991106]

約数ペア:

[(1, 27991106), (2, 13995553), (11, 2544646), (13, 2153162), (22, 1272323), (26, 1076581), (143, 195742), (286, 97871)]