31386759

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1\times {\mathrm{643}}^1$

素因数の和:1006

約数の個数: 16

約数和(自身を含む): 42844032

約数和(自身を除く): 11457273

約数列:

[1, 3, 53, 159, 307, 643, 921, 1929, 16271, 34079, 48813, 102237, 197401, 592203, 10462253, 31386759]

約数ペア:

[(1, 31386759), (3, 10462253), (53, 592203), (159, 197401), (307, 102237), (643, 48813), (921, 34079), (1929, 16271)]