1272579

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{787}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 2155968

約数和(自身を除く): 883389

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 787, 1617, 2361, 5509, 8657, 16527, 25971, 38563, 60599, 115689, 181797, 424193, 1272579]

約数ペア:

[(1, 1272579), (3, 424193), (7, 181797), (11, 115689), (21, 60599), (33, 38563), (49, 25971), (77, 16527), (147, 8657), (231, 5509), (539, 2361), (787, 1617)]