28830778

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{509}}^1$

素因数の和:861

約数の個数: 16

約数和(自身を含む): 43868160

約数和(自身を除く): 15037382

約数列:

[1, 2, 127, 223, 254, 446, 509, 1018, 28321, 56642, 64643, 113507, 129286, 227014, 14415389, 28830778]

約数ペア:

[(1, 28830778), (2, 14415389), (127, 227014), (223, 129286), (254, 113507), (446, 64643), (509, 56642), (1018, 28321)]