172720778

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{16103}}^1$

素因数の和:16309

約数の個数: 16

約数和(自身を含む): 269001216

約数和(自身を除く): 96280438

約数列:

[1, 2, 31, 62, 173, 346, 5363, 10726, 16103, 32206, 499193, 998386, 2785819, 5571638, 86360389, 172720778]

約数ペア:

[(1, 172720778), (2, 86360389), (31, 5571638), (62, 2785819), (173, 998386), (346, 499193), (5363, 32206), (10726, 16103)]