2689622

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 32

約数和(自身を含む): 4644864

約数和(自身を除く): 1955242

約数列:

[1, 2, 13, 26, 31, 47, 62, 71, 94, 142, 403, 611, 806, 923, 1222, 1457, 1846, 2201, 2914, 3337, 4402, 6674, 18941, 28613, 37882, 43381, 57226, 86762, 103447, 206894, 1344811, 2689622]

約数ペア:

[(1, 2689622), (2, 1344811), (13, 206894), (26, 103447), (31, 86762), (47, 57226), (62, 43381), (71, 37882), (94, 28613), (142, 18941), (403, 6674), (611, 4402), (806, 3337), (923, 2914), (1222, 2201), (1457, 1846)]