12908944

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:727

約数の個数: 40

約数和(自身を含む): 26516160

約数和(自身を除く): 13607216

約数列:

[1, 2, 4, 8, 16, 29, 43, 58, 86, 116, 172, 232, 344, 464, 647, 688, 1247, 1294, 2494, 2588, 4988, 5176, 9976, 10352, 18763, 19952, 27821, 37526, 55642, 75052, 111284, 150104, 222568, 300208, 445136, 806809, 1613618, 3227236, 6454472, 12908944]

約数ペア:

[(1, 12908944), (2, 6454472), (4, 3227236), (8, 1613618), (16, 806809), (29, 445136), (43, 300208), (58, 222568), (86, 150104), (116, 111284), (172, 75052), (232, 55642), (344, 37526), (464, 27821), (647, 19952), (688, 18763), (1247, 10352), (1294, 9976), (2494, 5176), (2588, 4988)]