247935968

素因数分解:

$2^5\times 7^1\times {\mathrm{139}}^1\times {\mathrm{7963}}^1$

素因数の和:8119

約数の個数: 48

約数和(自身を含む): 561939840

約数和(自身を除く): 314003872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 139, 224, 278, 556, 973, 1112, 1946, 2224, 3892, 4448, 7784, 7963, 15568, 15926, 31136, 31852, 55741, 63704, 111482, 127408, 222964, 254816, 445928, 891856, 1106857, 1783712, 2213714, 4427428, 7747999, 8854856, 15495998, 17709712, 30991996, 35419424, 61983992, 123967984, 247935968]

約数ペア:

[(1, 247935968), (2, 123967984), (4, 61983992), (7, 35419424), (8, 30991996), (14, 17709712), (16, 15495998), (28, 8854856), (32, 7747999), (56, 4427428), (112, 2213714), (139, 1783712), (224, 1106857), (278, 891856), (556, 445928), (973, 254816), (1112, 222964), (1946, 127408), (2224, 111482), (3892, 63704), (4448, 55741), (7784, 31852), (7963, 31136), (15568, 15926)]