28146944

素因数分解:

$2^8\times 7^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 65244480

約数和(自身を除く): 37097536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 113, 128, 139, 224, 226, 256, 278, 448, 452, 556, 791, 896, 904, 973, 1112, 1582, 1792, 1808, 1946, 2224, 3164, 3616, 3892, 4448, 6328, 7232, 7784, 8896, 12656, 14464, 15568, 15707, 17792, 25312, 28928, 31136, 31414, 35584, 50624, 62272, 62828, 101248, 109949, 124544, 125656, 202496, 219898, 249088, 251312, 439796, 502624, 879592, 1005248, 1759184, 2010496, 3518368, 4020992, 7036736, 14073472, 28146944]

約数ペア:

[(1, 28146944), (2, 14073472), (4, 7036736), (7, 4020992), (8, 3518368), (14, 2010496), (16, 1759184), (28, 1005248), (32, 879592), (56, 502624), (64, 439796), (112, 251312), (113, 249088), (128, 219898), (139, 202496), (224, 125656), (226, 124544), (256, 109949), (278, 101248), (448, 62828), (452, 62272), (556, 50624), (791, 35584), (896, 31414), (904, 31136), (973, 28928), (1112, 25312), (1582, 17792), (1792, 15707), (1808, 15568), (1946, 14464), (2224, 12656), (3164, 8896), (3616, 7784), (3892, 7232), (4448, 6328)]