47128167

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 69683328

約数和(自身を除く): 22555161

約数列:

[1, 3, 9, 71, 131, 213, 393, 563, 639, 1179, 1689, 5067, 9301, 27903, 39973, 73753, 83709, 119919, 221259, 359757, 663777, 5236463, 15709389, 47128167]

約数ペア:

[(1, 47128167), (3, 15709389), (9, 5236463), (71, 663777), (131, 359757), (213, 221259), (393, 119919), (563, 83709), (639, 73753), (1179, 39973), (1689, 27903), (5067, 9301)]