127788995

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{2011}}^1$

素因数の和:2266

約数の個数: 16

約数和(自身を含む): 156453120

約数和(自身を除く): 28664125

約数列:

[1, 5, 71, 179, 355, 895, 2011, 10055, 12709, 63545, 142781, 359969, 713905, 1799845, 25557799, 127788995]

約数ペア:

[(1, 127788995), (5, 25557799), (71, 1799845), (179, 713905), (355, 359969), (895, 142781), (2011, 63545), (10055, 12709)]