187628221

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 219580416

約数和(自身を除く): 31952195

約数列:

[1, 11, 37, 43, 71, 151, 407, 473, 781, 1591, 1661, 2627, 3053, 5587, 6493, 10721, 17501, 28897, 33583, 61457, 71423, 112961, 117931, 240241, 396677, 461003, 1242571, 2642651, 4363447, 5071033, 17057111, 187628221]

約数ペア:

[(1, 187628221), (11, 17057111), (37, 5071033), (43, 4363447), (71, 2642651), (151, 1242571), (407, 461003), (473, 396677), (781, 240241), (1591, 117931), (1661, 112961), (2627, 71423), (3053, 61457), (5587, 33583), (6493, 28897), (10721, 17501)]