51407468

素因数分解:

$2^2\times 7^3\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:535

約数の個数: 48

約数和(自身を含む): 106344000

約数和(自身を除く): 54936532

約数列:

[1, 2, 4, 7, 14, 28, 49, 89, 98, 178, 196, 343, 356, 421, 623, 686, 842, 1246, 1372, 1684, 2492, 2947, 4361, 5894, 8722, 11788, 17444, 20629, 30527, 37469, 41258, 61054, 74938, 82516, 122108, 144403, 149876, 262283, 288806, 524566, 577612, 1049132, 1835981, 3671962, 7343924, 12851867, 25703734, 51407468]

約数ペア:

[(1, 51407468), (2, 25703734), (4, 12851867), (7, 7343924), (14, 3671962), (28, 1835981), (49, 1049132), (89, 577612), (98, 524566), (178, 288806), (196, 262283), (343, 149876), (356, 144403), (421, 122108), (623, 82516), (686, 74938), (842, 61054), (1246, 41258), (1372, 37469), (1684, 30527), (2492, 20629), (2947, 17444), (4361, 11788), (5894, 8722)]