128305177

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18311}}^1$

素因数の和:18349

約数の個数: 24

約数和(自身を含む): 175355712

約数和(自身を除く): 47050535

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 7007, 18311, 128177, 201421, 238043, 897239, 1409947, 1666301, 2618473, 9869629, 11664107, 18329311, 128305177]

約数ペア:

[(1, 128305177), (7, 18329311), (11, 11664107), (13, 9869629), (49, 2618473), (77, 1666301), (91, 1409947), (143, 897239), (539, 238043), (637, 201421), (1001, 128177), (7007, 18311)]