128517193721

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1\times {\mathrm{561061}}^1$

素因数の和:561872

約数の個数: 16

約数和(自身を含む): 150490293888

約数和(自身を除く): 21973100167

約数列:

[1, 7, 43, 301, 761, 5327, 32723, 229061, 561061, 3927427, 24125623, 168879361, 426967421, 2988771947, 18359599103, 128517193721]

約数ペア:

[(1, 128517193721), (7, 18359599103), (43, 2988771947), (301, 426967421), (761, 168879361), (5327, 24125623), (32723, 3927427), (229061, 561061)]