393206878

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{23209}}^1$

素因数の和:23451

約数の個数: 16

約数和(自身を含む): 606616560

約数和(自身を除く): 213409682

約数列:

[1, 2, 43, 86, 197, 394, 8471, 16942, 23209, 46418, 997987, 1995974, 4572173, 9144346, 196603439, 393206878]

約数ペア:

[(1, 393206878), (2, 196603439), (43, 9144346), (86, 4572173), (197, 1995974), (394, 997987), (8471, 46418), (16942, 23209)]