7620417

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 13453440

約数和(自身を除く): 5833023

約数列:

[1, 3, 7, 9, 21, 29, 43, 63, 87, 97, 129, 203, 261, 291, 301, 387, 609, 679, 873, 903, 1247, 1827, 2037, 2709, 2813, 3741, 4171, 6111, 8439, 8729, 11223, 12513, 19691, 25317, 26187, 29197, 37539, 59073, 78561, 87591, 120959, 177219, 262773, 362877, 846713, 1088631, 2540139, 7620417]

約数ペア:

[(1, 7620417), (3, 2540139), (7, 1088631), (9, 846713), (21, 362877), (29, 262773), (43, 177219), (63, 120959), (87, 87591), (97, 78561), (129, 59073), (203, 37539), (261, 29197), (291, 26187), (301, 25317), (387, 19691), (609, 12513), (679, 11223), (873, 8729), (903, 8439), (1247, 6111), (1827, 4171), (2037, 3741), (2709, 2813)]