397922

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:713

約数の個数: 16

約数和(自身を含む): 699072

約数和(自身を除く): 301150

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 661, 1322, 4627, 9254, 28423, 56846, 198961, 397922]

約数ペア:

[(1, 397922), (2, 198961), (7, 56846), (14, 28423), (43, 9254), (86, 4627), (301, 1322), (602, 661)]