12856688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{547}}^1$

素因数の和:681

約数の個数: 40

約数和(自身を含む): 27112848

約数和(自身を除く): 14256160

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 113, 208, 226, 452, 547, 904, 1094, 1469, 1808, 2188, 2938, 4376, 5876, 7111, 8752, 11752, 14222, 23504, 28444, 56888, 61811, 113776, 123622, 247244, 494488, 803543, 988976, 1607086, 3214172, 6428344, 12856688]

約数ペア:

[(1, 12856688), (2, 6428344), (4, 3214172), (8, 1607086), (13, 988976), (16, 803543), (26, 494488), (52, 247244), (104, 123622), (113, 113776), (208, 61811), (226, 56888), (452, 28444), (547, 23504), (904, 14222), (1094, 11752), (1469, 8752), (1808, 7111), (2188, 5876), (2938, 4376)]