623984

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{661}}^1$

素因数の和:728

約数の個数: 20

約数和(自身を含む): 1231320

約数和(自身を除く): 607336

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 661, 944, 1322, 2644, 5288, 10576, 38999, 77998, 155996, 311992, 623984]

約数ペア:

[(1, 623984), (2, 311992), (4, 155996), (8, 77998), (16, 38999), (59, 10576), (118, 5288), (236, 2644), (472, 1322), (661, 944)]