31378144

素因数分解:

$2^5\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1103}}^1$

素因数の和:1247

約数の個数: 48

約数和(自身を含む): 71221248

約数和(自身を除く): 39843104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 127, 224, 254, 508, 889, 1016, 1103, 1778, 2032, 2206, 3556, 4064, 4412, 7112, 7721, 8824, 14224, 15442, 17648, 28448, 30884, 35296, 61768, 123536, 140081, 247072, 280162, 560324, 980567, 1120648, 1961134, 2241296, 3922268, 4482592, 7844536, 15689072, 31378144]

約数ペア:

[(1, 31378144), (2, 15689072), (4, 7844536), (7, 4482592), (8, 3922268), (14, 2241296), (16, 1961134), (28, 1120648), (32, 980567), (56, 560324), (112, 280162), (127, 247072), (224, 140081), (254, 123536), (508, 61768), (889, 35296), (1016, 30884), (1103, 28448), (1778, 17648), (2032, 15442), (2206, 14224), (3556, 8824), (4064, 7721), (4412, 7112)]