251936944

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{16183}}^1$

素因数の和:16337

約数の個数: 40

約数和(自身を含む): 561908480

約数和(自身を除く): 309971536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 556, 973, 1112, 1946, 2224, 3892, 7784, 15568, 16183, 32366, 64732, 113281, 129464, 226562, 258928, 453124, 906248, 1812496, 2249437, 4498874, 8997748, 15746059, 17995496, 31492118, 35990992, 62984236, 125968472, 251936944]

約数ペア:

[(1, 251936944), (2, 125968472), (4, 62984236), (7, 35990992), (8, 31492118), (14, 17995496), (16, 15746059), (28, 8997748), (56, 4498874), (112, 2249437), (139, 1812496), (278, 906248), (556, 453124), (973, 258928), (1112, 226562), (1946, 129464), (2224, 113281), (3892, 64732), (7784, 32366), (15568, 16183)]