16855979

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{431}}^1$

素因数の和:626

約数の個数: 16

約数和(自身を含む): 19961856

約数和(自身を除く): 3105877

約数列:

[1, 7, 37, 151, 259, 431, 1057, 3017, 5587, 15947, 39109, 65081, 111629, 455567, 2407997, 16855979]

約数ペア:

[(1, 16855979), (7, 2407997), (37, 455567), (151, 111629), (259, 65081), (431, 39109), (1057, 15947), (3017, 5587)]