871808

素因数分解:

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

素因数の和:167

約数の個数: 48

約数和(自身を含む): 2034900

約数和(自身を除く): 1163092

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 139, 196, 224, 278, 392, 448, 556, 784, 896, 973, 1112, 1568, 1946, 2224, 3136, 3892, 4448, 6272, 6811, 7784, 8896, 13622, 15568, 17792, 27244, 31136, 54488, 62272, 108976, 124544, 217952, 435904, 871808]

約数ペア:

[(1, 871808), (2, 435904), (4, 217952), (7, 124544), (8, 108976), (14, 62272), (16, 54488), (28, 31136), (32, 27244), (49, 17792), (56, 15568), (64, 13622), (98, 8896), (112, 7784), (128, 6811), (139, 6272), (196, 4448), (224, 3892), (278, 3136), (392, 2224), (448, 1946), (556, 1568), (784, 1112), (896, 973)]