256103486

素因数分解:

$2^1\times {\mathrm{313}}^1\times {\mathrm{569}}^1\times {\mathrm{719}}^1$

素因数の和:1603

約数の個数: 16

約数和(自身を含む): 386596800

約数和(自身を除く): 130493314

約数列:

[1, 2, 313, 569, 626, 719, 1138, 1438, 178097, 225047, 356194, 409111, 450094, 818222, 128051743, 256103486]

約数ペア:

[(1, 256103486), (2, 128051743), (313, 818222), (569, 450094), (626, 409111), (719, 356194), (1138, 225047), (1438, 178097)]