813804928

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{743}}^1$

素因数の和:999

約数の個数: 64

約数和(自身を含む): 1669536000

約数和(自身を除く): 855731072

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 199, 344, 398, 688, 743, 796, 1376, 1486, 1592, 2752, 2972, 3184, 5504, 5944, 6368, 8557, 11888, 12736, 17114, 23776, 25472, 31949, 34228, 47552, 63898, 68456, 95104, 127796, 136912, 147857, 255592, 273824, 295714, 511184, 547648, 591428, 1022368, 1095296, 1182856, 2044736, 2365712, 4089472, 4731424, 6357851, 9462848, 12715702, 18925696, 25431404, 50862808, 101725616, 203451232, 406902464, 813804928]

約数ペア:

[(1, 813804928), (2, 406902464), (4, 203451232), (8, 101725616), (16, 50862808), (32, 25431404), (43, 18925696), (64, 12715702), (86, 9462848), (128, 6357851), (172, 4731424), (199, 4089472), (344, 2365712), (398, 2044736), (688, 1182856), (743, 1095296), (796, 1022368), (1376, 591428), (1486, 547648), (1592, 511184), (2752, 295714), (2972, 273824), (3184, 255592), (5504, 147857), (5944, 136912), (6368, 127796), (8557, 95104), (11888, 68456), (12736, 63898), (17114, 47552), (23776, 34228), (25472, 31949)]