28263741

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{607}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 44126208

約数和(自身を除く): 15862467

約数列:

[1, 3, 11, 17, 33, 51, 83, 187, 249, 561, 607, 913, 1411, 1821, 2739, 4233, 6677, 10319, 15521, 20031, 30957, 46563, 50381, 113509, 151143, 340527, 554191, 856477, 1662573, 2569431, 9421247, 28263741]

約数ペア:

[(1, 28263741), (3, 9421247), (11, 2569431), (17, 1662573), (33, 856477), (51, 554191), (83, 340527), (187, 151143), (249, 113509), (561, 50381), (607, 46563), (913, 30957), (1411, 20031), (1821, 15521), (2739, 10319), (4233, 6677)]