1688674

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{607}}^1$

素因数の和:729

約数の個数: 16

約数和(自身を含む): 2757888

約数和(自身を除く): 1069214

約数列:

[1, 2, 13, 26, 107, 214, 607, 1214, 1391, 2782, 7891, 15782, 64949, 129898, 844337, 1688674]

約数ペア:

[(1, 1688674), (2, 844337), (13, 129898), (26, 64949), (107, 15782), (214, 7891), (607, 2782), (1214, 1391)]