30390143

素因数分解:

$7^3\times {\mathrm{41}}^1\times {\mathrm{2161}}^1$

素因数の和:2223

約数の個数: 16

約数和(自身を含む): 36321600

約数和(自身を除く): 5931457

約数列:

[1, 7, 41, 49, 287, 343, 2009, 2161, 14063, 15127, 88601, 105889, 620207, 741223, 4341449, 30390143]

約数ペア:

[(1, 30390143), (7, 4341449), (41, 741223), (49, 620207), (287, 105889), (343, 88601), (2009, 15127), (2161, 14063)]