28303869

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 15241731

約数列:

[1, 3, 11, 23, 33, 69, 89, 253, 267, 419, 759, 979, 1257, 2047, 2937, 4609, 6141, 9637, 13827, 22517, 28911, 37291, 67551, 106007, 111873, 318021, 410201, 857693, 1230603, 2573079, 9434623, 28303869]

約数ペア:

[(1, 28303869), (3, 9434623), (11, 2573079), (23, 1230603), (33, 857693), (69, 410201), (89, 318021), (253, 111873), (267, 106007), (419, 67551), (759, 37291), (979, 28911), (1257, 22517), (2047, 13827), (2937, 9637), (4609, 6141)]