28068909

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{503}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 15476691

約数列:

[1, 3, 11, 19, 33, 57, 89, 209, 267, 503, 627, 979, 1509, 1691, 2937, 5073, 5533, 9557, 16599, 18601, 28671, 44767, 55803, 105127, 134301, 315381, 492437, 850573, 1477311, 2551719, 9356303, 28068909]

約数ペア:

[(1, 28068909), (3, 9356303), (11, 2551719), (19, 1477311), (33, 850573), (57, 492437), (89, 315381), (209, 134301), (267, 105127), (503, 55803), (627, 44767), (979, 28671), (1509, 18601), (1691, 16599), (2937, 9557), (5073, 5533)]