321721346

素因数分解:

$2^1\times {\mathrm{181}}^1\times {\mathrm{653}}^1\times {\mathrm{1361}}^1$

素因数の和:2197

約数の個数: 16

約数和(自身を含む): 486348408

約数和(自身を除く): 164627062

約数列:

[1, 2, 181, 362, 653, 1306, 1361, 2722, 118193, 236386, 246341, 492682, 888733, 1777466, 160860673, 321721346]

約数ペア:

[(1, 321721346), (2, 160860673), (181, 1777466), (362, 888733), (653, 492682), (1306, 246341), (1361, 236386), (2722, 118193)]