256828894389

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{6446023}}^1$

素因数の和:6446281

約数の個数: 24

約数和(自身を含む): 392176100160

約数和(自身を除く): 135347205771

約数列:

[1, 3, 9, 19, 57, 171, 233, 699, 2097, 4427, 13281, 39843, 6446023, 19338069, 58014207, 122474437, 367423311, 1102269933, 1501923359, 4505770077, 13517310231, 28536543821, 85609631463, 256828894389]

約数ペア:

[(1, 256828894389), (3, 85609631463), (9, 28536543821), (19, 13517310231), (57, 4505770077), (171, 1501923359), (233, 1102269933), (699, 367423311), (2097, 122474437), (4427, 58014207), (13281, 19338069), (39843, 6446023)]