86961728

素因数分解:

$2^6\times 7^1\times {\mathrm{389}}^1\times {\mathrm{499}}^1$

素因数の和:907

約数の個数: 56

約数和(自身を含む): 198120000

約数和(自身を除く): 111158272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 389, 448, 499, 778, 998, 1556, 1996, 2723, 3112, 3493, 3992, 5446, 6224, 6986, 7984, 10892, 12448, 13972, 15968, 21784, 24896, 27944, 31936, 43568, 55888, 87136, 111776, 174272, 194111, 223552, 388222, 776444, 1358777, 1552888, 2717554, 3105776, 5435108, 6211552, 10870216, 12423104, 21740432, 43480864, 86961728]

約数ペア:

[(1, 86961728), (2, 43480864), (4, 21740432), (7, 12423104), (8, 10870216), (14, 6211552), (16, 5435108), (28, 3105776), (32, 2717554), (56, 1552888), (64, 1358777), (112, 776444), (224, 388222), (389, 223552), (448, 194111), (499, 174272), (778, 111776), (998, 87136), (1556, 55888), (1996, 43568), (2723, 31936), (3112, 27944), (3493, 24896), (3992, 21784), (5446, 15968), (6224, 13972), (6986, 12448), (7984, 10892)]