28849786

素因数分解:

$2^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{10789}}^1$

素因数の和:10989

約数の個数: 16

約数和(自身を含む): 49720320

約数和(自身を除く): 20870534

約数列:

[1, 2, 7, 14, 191, 382, 1337, 2674, 10789, 21578, 75523, 151046, 2060699, 4121398, 14424893, 28849786]

約数ペア:

[(1, 28849786), (2, 14424893), (7, 4121398), (14, 2060699), (191, 151046), (382, 75523), (1337, 21578), (2674, 10789)]