142173842

素因数分解:

$2^1\times {\mathrm{4451}}^1\times {\mathrm{15971}}^1$

素因数の和:20424

約数の個数: 8

約数和(自身を含む): 213322032

約数和(自身を除く): 71148190

約数列:

[1, 2, 4451, 8902, 15971, 31942, 71086921, 142173842]

約数ペア:

[(1, 142173842), (2, 71086921), (4451, 31942), (8902, 15971)]