28515886

素因数分解:

$2^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{4457}}^1$

素因数の和:4923

約数の個数: 16

約数和(自身を含む): 49002336

約数和(自身を除く): 20486450

約数列:

[1, 2, 7, 14, 457, 914, 3199, 4457, 6398, 8914, 31199, 62398, 2036849, 4073698, 14257943, 28515886]

約数ペア:

[(1, 28515886), (2, 14257943), (7, 4073698), (14, 2036849), (457, 62398), (914, 31199), (3199, 8914), (4457, 6398)]