201081531

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{619}}^1$

素因数の和:1159

約数の個数: 32

約数和(自身を含む): 317440000

約数和(自身を除く): 116358469

約数列:

[1, 3, 7, 21, 31, 93, 217, 499, 619, 651, 1497, 1857, 3493, 4333, 10479, 12999, 15469, 19189, 46407, 57567, 108283, 134323, 308881, 324849, 402969, 926643, 2162167, 6486501, 9575311, 28725933, 67027177, 201081531]

約数ペア:

[(1, 201081531), (3, 67027177), (7, 28725933), (21, 9575311), (31, 6486501), (93, 2162167), (217, 926643), (499, 402969), (619, 324849), (651, 308881), (1497, 134323), (1857, 108283), (3493, 57567), (4333, 46407), (10479, 19189), (12999, 15469)]