139221124

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1499}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 290304000

約数和(自身を除く): 151082876

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 107, 124, 214, 217, 428, 434, 749, 868, 1498, 1499, 2996, 2998, 3317, 5996, 6634, 10493, 13268, 20986, 23219, 41972, 46438, 46469, 92876, 92938, 160393, 185876, 320786, 325283, 641572, 650566, 1122751, 1301132, 2245502, 4491004, 4972183, 9944366, 19888732, 34805281, 69610562, 139221124]

約数ペア:

[(1, 139221124), (2, 69610562), (4, 34805281), (7, 19888732), (14, 9944366), (28, 4972183), (31, 4491004), (62, 2245502), (107, 1301132), (124, 1122751), (214, 650566), (217, 641572), (428, 325283), (434, 320786), (749, 185876), (868, 160393), (1498, 92938), (1499, 92876), (2996, 46469), (2998, 46438), (3317, 41972), (5996, 23219), (6634, 20986), (10493, 13268)]