27943894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 47393280

約数和(自身を除く): 19449386

約数列:

[1, 2, 11, 22, 43, 86, 109, 218, 271, 473, 542, 946, 1199, 2398, 2981, 4687, 5962, 9374, 11653, 23306, 29539, 51557, 59078, 103114, 128183, 256366, 324929, 649858, 1270177, 2540354, 13971947, 27943894]

約数ペア:

[(1, 27943894), (2, 13971947), (11, 2540354), (22, 1270177), (43, 649858), (86, 324929), (109, 256366), (218, 128183), (271, 103114), (473, 59078), (542, 51557), (946, 29539), (1199, 23306), (2398, 11653), (2981, 9374), (4687, 5962)]