25503759

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 37919232

約数和(自身を除く): 12415473

約数列:

[1, 3, 9, 53, 127, 159, 381, 421, 477, 1143, 1263, 3789, 6731, 20193, 22313, 53467, 60579, 66939, 160401, 200817, 481203, 2833751, 8501253, 25503759]

約数ペア:

[(1, 25503759), (3, 8501253), (9, 2833751), (53, 481203), (127, 200817), (159, 160401), (381, 66939), (421, 60579), (477, 53467), (1143, 22313), (1263, 20193), (3789, 6731)]