28914459

素因数分解:

$3^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{823}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 45089280

約数和(自身を除く): 16174821

約数列:

[1, 3, 7, 21, 49, 147, 239, 717, 823, 1673, 2469, 5019, 5761, 11711, 17283, 35133, 40327, 120981, 196697, 590091, 1376879, 4130637, 9638153, 28914459]

約数ペア:

[(1, 28914459), (3, 9638153), (7, 4130637), (21, 1376879), (49, 590091), (147, 196697), (239, 120981), (717, 40327), (823, 35133), (1673, 17283), (2469, 11711), (5019, 5761)]