290201281

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{2111}}^1$

素因数の和:2316

約数の個数: 16

約数和(自身を含む): 312238080

約数和(自身を除く): 22036799

約数列:

[1, 23, 43, 139, 989, 2111, 3197, 5977, 48553, 90773, 137471, 293429, 2087779, 6748867, 12617447, 290201281]

約数ペア:

[(1, 290201281), (23, 12617447), (43, 6748867), (139, 2087779), (989, 293429), (2111, 137471), (3197, 90773), (5977, 48553)]