289311495542

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{18084229}}^1$

素因数の和:18084671

約数の個数: 16

約数和(自身を含む): 457892703600

約数和(自身を除く): 168581208058

約数列:

[1, 2, 19, 38, 421, 842, 7999, 15998, 18084229, 36168458, 343600351, 687200702, 7613460409, 15226920818, 144655747771, 289311495542]

約数ペア:

[(1, 289311495542), (2, 144655747771), (19, 15226920818), (38, 7613460409), (421, 687200702), (842, 343600351), (7999, 36168458), (15998, 18084229)]