211228930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{51899}}^1$

素因数の和:51954

約数の個数: 32

約数和(自身を含む): 425995200

約数和(自身を除く): 214766270

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 51899, 103798, 259495, 518990, 570889, 1141778, 1920263, 2854445, 3840526, 5708890, 9601315, 19202630, 21122893, 42245786, 105614465, 211228930]

約数ペア:

[(1, 211228930), (2, 105614465), (5, 42245786), (10, 21122893), (11, 19202630), (22, 9601315), (37, 5708890), (55, 3840526), (74, 2854445), (110, 1920263), (185, 1141778), (370, 570889), (407, 518990), (814, 259495), (2035, 103798), (4070, 51899)]