381916528

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{347}}^1$

素因数の和:710

約数の個数: 80

約数和(自身を含む): 878229504

約数和(自身を除く): 496312976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 317, 347, 434, 496, 634, 694, 868, 1268, 1388, 1736, 2219, 2429, 2536, 2776, 3472, 4438, 4858, 5072, 5552, 8876, 9716, 9827, 10757, 17752, 19432, 19654, 21514, 35504, 38864, 39308, 43028, 68789, 75299, 78616, 86056, 109999, 137578, 150598, 157232, 172112, 219998, 275156, 301196, 439996, 550312, 602392, 769993, 879992, 1100624, 1204784, 1539986, 1759984, 3079972, 3409969, 6159944, 6819938, 12319888, 13639876, 23869783, 27279752, 47739566, 54559504, 95479132, 190958264, 381916528]

約数ペア:

[(1, 381916528), (2, 190958264), (4, 95479132), (7, 54559504), (8, 47739566), (14, 27279752), (16, 23869783), (28, 13639876), (31, 12319888), (56, 6819938), (62, 6159944), (112, 3409969), (124, 3079972), (217, 1759984), (248, 1539986), (317, 1204784), (347, 1100624), (434, 879992), (496, 769993), (634, 602392), (694, 550312), (868, 439996), (1268, 301196), (1388, 275156), (1736, 219998), (2219, 172112), (2429, 157232), (2536, 150598), (2776, 137578), (3472, 109999), (4438, 86056), (4858, 78616), (5072, 75299), (5552, 68789), (8876, 43028), (9716, 39308), (9827, 38864), (10757, 35504), (17752, 21514), (19432, 19654)]