27987806

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181739}}^1$

素因数の和:181759

約数の個数: 16

約数和(自身を含む): 52341120

約数和(自身を除く): 24353314

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 181739, 363478, 1272173, 1999129, 2544346, 3998258, 13993903, 27987806]

約数ペア:

[(1, 27987806), (2, 13993903), (7, 3998258), (11, 2544346), (14, 1999129), (22, 1272173), (77, 363478), (154, 181739)]