289345952

素因数分解:

$2^5\times 7^1\times {\mathrm{103}}^1\times {\mathrm{12541}}^1$

素因数の和:12661

約数の個数: 48

約数和(自身を含む): 657401472

約数和(自身を除く): 368055520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 103, 112, 206, 224, 412, 721, 824, 1442, 1648, 2884, 3296, 5768, 11536, 12541, 23072, 25082, 50164, 87787, 100328, 175574, 200656, 351148, 401312, 702296, 1291723, 1404592, 2583446, 2809184, 5166892, 9042061, 10333784, 18084122, 20667568, 36168244, 41335136, 72336488, 144672976, 289345952]

約数ペア:

[(1, 289345952), (2, 144672976), (4, 72336488), (7, 41335136), (8, 36168244), (14, 20667568), (16, 18084122), (28, 10333784), (32, 9042061), (56, 5166892), (103, 2809184), (112, 2583446), (206, 1404592), (224, 1291723), (412, 702296), (721, 401312), (824, 351148), (1442, 200656), (1648, 175574), (2884, 100328), (3296, 87787), (5768, 50164), (11536, 25082), (12541, 23072)]