28850563

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:379

約数の個数: 24

約数和(自身を含む): 35294400

約数和(自身を除く): 6443837

約数列:

[1, 7, 29, 49, 79, 203, 257, 553, 1421, 1799, 2291, 3871, 7453, 12593, 16037, 20303, 52171, 112259, 142121, 365197, 588787, 994847, 4121509, 28850563]

約数ペア:

[(1, 28850563), (7, 4121509), (29, 994847), (49, 588787), (79, 365197), (203, 142121), (257, 112259), (553, 52171), (1421, 20303), (1799, 16037), (2291, 12593), (3871, 7453)]