81272223

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{1877}}^1$

素因数の和:2183

約数の個数: 24

約数和(自身を含む): 124804368

約数和(自身を除く): 43532145

約数列:

[1, 3, 9, 17, 51, 153, 283, 849, 1877, 2547, 4811, 5631, 14433, 16893, 31909, 43299, 95727, 287181, 531191, 1593573, 4780719, 9030247, 27090741, 81272223]

約数ペア:

[(1, 81272223), (3, 27090741), (9, 9030247), (17, 4780719), (51, 1593573), (153, 531191), (283, 287181), (849, 95727), (1877, 43299), (2547, 31909), (4811, 16893), (5631, 14433)]