688884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 1881600

約数和(自身を除く): 1192716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 59, 84, 118, 139, 177, 236, 278, 354, 413, 417, 556, 708, 826, 834, 973, 1239, 1652, 1668, 1946, 2478, 2919, 3892, 4956, 5838, 8201, 11676, 16402, 24603, 32804, 49206, 57407, 98412, 114814, 172221, 229628, 344442, 688884]

約数ペア:

[(1, 688884), (2, 344442), (3, 229628), (4, 172221), (6, 114814), (7, 98412), (12, 57407), (14, 49206), (21, 32804), (28, 24603), (42, 16402), (59, 11676), (84, 8201), (118, 5838), (139, 4956), (177, 3892), (236, 2919), (278, 2478), (354, 1946), (413, 1668), (417, 1652), (556, 1239), (708, 973), (826, 834)]