28091343

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 44697600

約数和(自身を除く): 16606257

約数列:

[1, 3, 7, 21, 29, 87, 193, 203, 239, 579, 609, 717, 1351, 1673, 4053, 5019, 5597, 6931, 16791, 20793, 39179, 46127, 48517, 117537, 138381, 145551, 322889, 968667, 1337683, 4013049, 9363781, 28091343]

約数ペア:

[(1, 28091343), (3, 9363781), (7, 4013049), (21, 1337683), (29, 968667), (87, 322889), (193, 145551), (203, 138381), (239, 117537), (579, 48517), (609, 46127), (717, 39179), (1351, 20793), (1673, 16791), (4053, 6931), (5019, 5597)]