1388977539

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{3643}}^1\times {\mathrm{6689}}^1$

素因数の和:10354

約数の個数: 16

約数和(自身を含む): 1950268800

約数和(自身を除く): 561291261

約数列:

[1, 3, 19, 57, 3643, 6689, 10929, 20067, 69217, 127091, 207651, 381273, 24368027, 73104081, 462992513, 1388977539]

約数ペア:

[(1, 1388977539), (3, 462992513), (19, 73104081), (57, 24368027), (3643, 381273), (6689, 207651), (10929, 127091), (20067, 69217)]