12705728

素因数分解:

$2^6\times 7^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:457

約数の個数: 56

約数和(自身を含む): 29260800

約数和(自身を除く): 16555072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 158, 224, 316, 359, 448, 553, 632, 718, 1106, 1264, 1436, 2212, 2513, 2528, 2872, 4424, 5026, 5056, 5744, 8848, 10052, 11488, 17696, 20104, 22976, 28361, 35392, 40208, 56722, 80416, 113444, 160832, 198527, 226888, 397054, 453776, 794108, 907552, 1588216, 1815104, 3176432, 6352864, 12705728]

約数ペア:

[(1, 12705728), (2, 6352864), (4, 3176432), (7, 1815104), (8, 1588216), (14, 907552), (16, 794108), (28, 453776), (32, 397054), (56, 226888), (64, 198527), (79, 160832), (112, 113444), (158, 80416), (224, 56722), (316, 40208), (359, 35392), (448, 28361), (553, 22976), (632, 20104), (718, 17696), (1106, 11488), (1264, 10052), (1436, 8848), (2212, 5744), (2513, 5056), (2528, 5026), (2872, 4424)]