131839792

素因数分解:

$2^4\times 7^2\times {\mathrm{337}}^1\times {\mathrm{499}}^1$

素因数の和:858

約数の個数: 60

約数和(自身を含む): 298623000

約数和(自身を除く): 166783208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 337, 392, 499, 674, 784, 998, 1348, 1996, 2359, 2696, 3493, 3992, 4718, 5392, 6986, 7984, 9436, 13972, 16513, 18872, 24451, 27944, 33026, 37744, 48902, 55888, 66052, 97804, 132104, 168163, 195608, 264208, 336326, 391216, 672652, 1177141, 1345304, 2354282, 2690608, 4708564, 8239987, 9417128, 16479974, 18834256, 32959948, 65919896, 131839792]

約数ペア:

[(1, 131839792), (2, 65919896), (4, 32959948), (7, 18834256), (8, 16479974), (14, 9417128), (16, 8239987), (28, 4708564), (49, 2690608), (56, 2354282), (98, 1345304), (112, 1177141), (196, 672652), (337, 391216), (392, 336326), (499, 264208), (674, 195608), (784, 168163), (998, 132104), (1348, 97804), (1996, 66052), (2359, 55888), (2696, 48902), (3493, 37744), (3992, 33026), (4718, 27944), (5392, 24451), (6986, 18872), (7984, 16513), (9436, 13972)]