397253521

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{4919}}^1$

素因数の和:5148

約数の個数: 16

約数和(自身を含む): 462873600

約数和(自身を除く): 65620079

約数列:

[1, 7, 83, 139, 581, 973, 4919, 11537, 34433, 80759, 408277, 683741, 2857939, 4786187, 56750503, 397253521]

約数ペア:

[(1, 397253521), (7, 56750503), (83, 4786187), (139, 2857939), (581, 683741), (973, 408277), (4919, 80759), (11537, 34433)]