28565517

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 41674752

約数和(自身を除く): 13109235

約数列:

[1, 3, 23, 37, 67, 69, 111, 167, 201, 501, 851, 1541, 2479, 2553, 3841, 4623, 6179, 7437, 11189, 11523, 18537, 33567, 57017, 142117, 171051, 257347, 413993, 426351, 772041, 1241979, 9521839, 28565517]

約数ペア:

[(1, 28565517), (3, 9521839), (23, 1241979), (37, 772041), (67, 426351), (69, 413993), (111, 257347), (167, 171051), (201, 142117), (501, 57017), (851, 33567), (1541, 18537), (2479, 11523), (2553, 11189), (3841, 7437), (4623, 6179)]