1288348165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{271517}}^1$

素因数の和:271608

約数の個数: 16

約数和(自身を含む): 1687755888

約数和(自身を除く): 399407723

約数列:

[1, 5, 13, 65, 73, 365, 949, 4745, 271517, 1357585, 3529721, 17648605, 19820741, 99103705, 257669633, 1288348165]

約数ペア:

[(1, 1288348165), (5, 257669633), (13, 99103705), (65, 19820741), (73, 17648605), (365, 3529721), (949, 1357585), (4745, 271517)]