15287776

素因数分解:

$2^5\times 7^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 34715520

約数和(自身を除く): 19427744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 139, 224, 278, 491, 556, 973, 982, 1112, 1946, 1964, 2224, 3437, 3892, 3928, 4448, 6874, 7784, 7856, 13748, 15568, 15712, 27496, 31136, 54992, 68249, 109984, 136498, 272996, 477743, 545992, 955486, 1091984, 1910972, 2183968, 3821944, 7643888, 15287776]

約数ペア:

[(1, 15287776), (2, 7643888), (4, 3821944), (7, 2183968), (8, 1910972), (14, 1091984), (16, 955486), (28, 545992), (32, 477743), (56, 272996), (112, 136498), (139, 109984), (224, 68249), (278, 54992), (491, 31136), (556, 27496), (973, 15712), (982, 15568), (1112, 13748), (1946, 7856), (1964, 7784), (2224, 6874), (3437, 4448), (3892, 3928)]