12904045

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{277}}^1$

素因数の和:322

約数の個数: 32

約数和(自身を含む): 19535616

約数和(自身を除く): 6631571

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 277, 385, 605, 847, 1331, 1385, 1939, 3047, 4235, 6655, 9317, 9695, 15235, 21329, 33517, 46585, 106645, 167585, 234619, 368687, 1173095, 1843435, 2580809, 12904045]

約数ペア:

[(1, 12904045), (5, 2580809), (7, 1843435), (11, 1173095), (35, 368687), (55, 234619), (77, 167585), (121, 106645), (277, 46585), (385, 33517), (605, 21329), (847, 15235), (1331, 9695), (1385, 9317), (1939, 6655), (3047, 4235)]