211528072

素因数分解:

$2^3\times 7^1\times {\mathrm{1901}}^1\times {\mathrm{1987}}^1$

素因数の和:3901

約数の個数: 32

約数和(自身を含む): 453741120

約数和(自身を除く): 242213048

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1901, 1987, 3802, 3974, 7604, 7948, 13307, 13909, 15208, 15896, 26614, 27818, 53228, 55636, 106456, 111272, 3777287, 7554574, 15109148, 26441009, 30218296, 52882018, 105764036, 211528072]

約数ペア:

[(1, 211528072), (2, 105764036), (4, 52882018), (7, 30218296), (8, 26441009), (14, 15109148), (28, 7554574), (56, 3777287), (1901, 111272), (1987, 106456), (3802, 55636), (3974, 53228), (7604, 27818), (7948, 26614), (13307, 15896), (13909, 15208)]