138927658

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{5531}}^1$

素因数の和:6213

約数の個数: 16

約数和(自身を含む): 219731040

約数和(自身を除く): 80803382

約数列:

[1, 2, 19, 38, 661, 1322, 5531, 11062, 12559, 25118, 105089, 210178, 3655991, 7311982, 69463829, 138927658]

約数ペア:

[(1, 138927658), (2, 69463829), (19, 7311982), (38, 3655991), (661, 210178), (1322, 105089), (5531, 25118), (11062, 12559)]