12758816

素因数分解:

$2^5\times 7^2\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:206

約数の個数: 72

約数和(自身を含む): 29877120

約数和(自身を除く): 17118304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 79, 98, 103, 112, 158, 196, 206, 224, 316, 392, 412, 553, 632, 721, 784, 824, 1106, 1264, 1442, 1568, 1648, 2212, 2528, 2884, 3296, 3871, 4424, 5047, 5768, 7742, 8137, 8848, 10094, 11536, 15484, 16274, 17696, 20188, 23072, 30968, 32548, 40376, 56959, 61936, 65096, 80752, 113918, 123872, 130192, 161504, 227836, 260384, 398713, 455672, 797426, 911344, 1594852, 1822688, 3189704, 6379408, 12758816]

約数ペア:

[(1, 12758816), (2, 6379408), (4, 3189704), (7, 1822688), (8, 1594852), (14, 911344), (16, 797426), (28, 455672), (32, 398713), (49, 260384), (56, 227836), (79, 161504), (98, 130192), (103, 123872), (112, 113918), (158, 80752), (196, 65096), (206, 61936), (224, 56959), (316, 40376), (392, 32548), (412, 30968), (553, 23072), (632, 20188), (721, 17696), (784, 16274), (824, 15484), (1106, 11536), (1264, 10094), (1442, 8848), (1568, 8137), (1648, 7742), (2212, 5768), (2528, 5047), (2884, 4424), (3296, 3871)]