28828611

素因数分解:

$3^2\times 7^2\times {\mathrm{65371}}^1$

素因数の和:65391

約数の個数: 18

約数和(自身を含む): 48440652

約数和(自身を除く): 19612041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 65371, 196113, 457597, 588339, 1372791, 3203179, 4118373, 9609537, 28828611]

約数ペア:

[(1, 28828611), (3, 9609537), (7, 4118373), (9, 3203179), (21, 1372791), (49, 588339), (63, 457597), (147, 196113), (441, 65371)]