72399152

素因数分解:

$2^4\times 7^1\times {\mathrm{646421}}^1$

素因数の和:646436

約数の個数: 20

約数和(自身を含む): 160312656

約数和(自身を除く): 87913504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 646421, 1292842, 2585684, 4524947, 5171368, 9049894, 10342736, 18099788, 36199576, 72399152]

約数ペア:

[(1, 72399152), (2, 36199576), (4, 18099788), (7, 10342736), (8, 9049894), (14, 5171368), (16, 4524947), (28, 2585684), (56, 1292842), (112, 646421)]