31487932

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 65415168

約数和(自身を除く): 33927236

約数列:

[1, 2, 4, 7, 14, 28, 47, 71, 94, 142, 188, 284, 329, 337, 497, 658, 674, 994, 1316, 1348, 1988, 2359, 3337, 4718, 6674, 9436, 13348, 15839, 23359, 23927, 31678, 46718, 47854, 63356, 93436, 95708, 110873, 167489, 221746, 334978, 443492, 669956, 1124569, 2249138, 4498276, 7871983, 15743966, 31487932]

約数ペア:

[(1, 31487932), (2, 15743966), (4, 7871983), (7, 4498276), (14, 2249138), (28, 1124569), (47, 669956), (71, 443492), (94, 334978), (142, 221746), (188, 167489), (284, 110873), (329, 95708), (337, 93436), (497, 63356), (658, 47854), (674, 46718), (994, 31678), (1316, 23927), (1348, 23359), (1988, 15839), (2359, 13348), (3337, 9436), (4718, 6674)]