221923744

素因数分解:

$2^5\times 7^3\times {\mathrm{20219}}^1$

素因数の和:20250

約数の個数: 48

約数和(自身を含む): 509544000

約数和(自身を除く): 287620256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 343, 392, 686, 784, 1372, 1568, 2744, 5488, 10976, 20219, 40438, 80876, 141533, 161752, 283066, 323504, 566132, 647008, 990731, 1132264, 1981462, 2264528, 3962924, 4529056, 6935117, 7925848, 13870234, 15851696, 27740468, 31703392, 55480936, 110961872, 221923744]

約数ペア:

[(1, 221923744), (2, 110961872), (4, 55480936), (7, 31703392), (8, 27740468), (14, 15851696), (16, 13870234), (28, 7925848), (32, 6935117), (49, 4529056), (56, 3962924), (98, 2264528), (112, 1981462), (196, 1132264), (224, 990731), (343, 647008), (392, 566132), (686, 323504), (784, 283066), (1372, 161752), (1568, 141533), (2744, 80876), (5488, 40438), (10976, 20219)]