172225405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{164809}}^1$

素因数の和:164844

約数の個数: 16

約数和(自身を含む): 237326400

約数和(自身を除く): 65100995

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 164809, 824045, 1812899, 3131371, 9064495, 15656855, 34445081, 172225405]

約数ペア:

[(1, 172225405), (5, 34445081), (11, 15656855), (19, 9064495), (55, 3131371), (95, 1812899), (209, 824045), (1045, 164809)]