28534289

素因数分解:

$7^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 34951488

約数和(自身を除く): 6417199

約数列:

[1, 7, 29, 37, 131, 203, 259, 841, 917, 1073, 3799, 4847, 5887, 7511, 26593, 31117, 33929, 110171, 140563, 217819, 771197, 983941, 4076327, 28534289]

約数ペア:

[(1, 28534289), (7, 4076327), (29, 983941), (37, 771197), (131, 217819), (203, 140563), (259, 110171), (841, 33929), (917, 31117), (1073, 26593), (3799, 7511), (4847, 5887)]