39099998

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{21991}}^1$

素因数の和:22127

約数の個数: 16

約数和(自身を含む): 67559424

約数和(自身を除く): 28459426

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 21991, 43982, 153937, 307874, 2792857, 5585714, 19549999, 39099998]

約数ペア:

[(1, 39099998), (2, 19549999), (7, 5585714), (14, 2792857), (127, 307874), (254, 153937), (889, 43982), (1778, 21991)]