72447529

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{523}}^1$

素因数の和:805

約数の個数: 24

約数和(自身を含む): 92471328

約数和(自身を除く): 20023799

約数列:

[1, 7, 11, 49, 77, 257, 523, 539, 1799, 2827, 3661, 5753, 12593, 19789, 25627, 40271, 134411, 138523, 281897, 940877, 1478521, 6586139, 10349647, 72447529]

約数ペア:

[(1, 72447529), (7, 10349647), (11, 6586139), (49, 1478521), (77, 940877), (257, 281897), (523, 138523), (539, 134411), (1799, 40271), (2827, 25627), (3661, 19789), (5753, 12593)]