254351374

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1\times {\mathrm{2237}}^1$

素因数の和:2787

約数の個数: 16

約数和(自身を含む): 385383600

約数和(自身を除く): 131032226

約数列:

[1, 2, 139, 278, 409, 818, 2237, 4474, 56851, 113702, 310943, 621886, 914933, 1829866, 127175687, 254351374]

約数ペア:

[(1, 254351374), (2, 127175687), (139, 1829866), (278, 914933), (409, 621886), (818, 310943), (2237, 113702), (4474, 56851)]