81302206

素因数分解:

$2^1\times {\mathrm{191}}^1\times {\mathrm{331}}^1\times {\mathrm{643}}^1$

素因数の和:1167

約数の個数: 16

約数和(自身を含む): 123153408

約数和(自身を除く): 41851202

約数列:

[1, 2, 191, 331, 382, 643, 662, 1286, 63221, 122813, 126442, 212833, 245626, 425666, 40651103, 81302206]

約数ペア:

[(1, 81302206), (2, 40651103), (191, 425666), (331, 245626), (382, 212833), (643, 126442), (662, 122813), (1286, 63221)]