27928418

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{28097}}^1$

素因数の和:28177

約数の個数: 16

約数和(自身を含む): 48553344

約数和(自身を除く): 20624926

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 28097, 56194, 196679, 393358, 1994887, 3989774, 13964209, 27928418]

約数ペア:

[(1, 27928418), (2, 13964209), (7, 3989774), (14, 1994887), (71, 393358), (142, 196679), (497, 56194), (994, 28097)]