15238647

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{727}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 23508576

約数和(自身を除く): 8269929

約数列:

[1, 3, 9, 17, 51, 137, 153, 411, 727, 1233, 2181, 2329, 6543, 6987, 12359, 20961, 37077, 99599, 111231, 298797, 896391, 1693183, 5079549, 15238647]

約数ペア:

[(1, 15238647), (3, 5079549), (9, 1693183), (17, 896391), (51, 298797), (137, 111231), (153, 99599), (411, 37077), (727, 20961), (1233, 12359), (2181, 6987), (2329, 6543)]