81167576

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{23761}}^1$

素因数の和:23835

約数の個数: 32

約数和(自身を含む): 176789280

約数和(自身を除く): 95621704

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 23761, 47522, 95044, 166327, 190088, 332654, 665308, 1330616, 1449421, 2898842, 5797684, 10145947, 11595368, 20291894, 40583788, 81167576]

約数ペア:

[(1, 81167576), (2, 40583788), (4, 20291894), (7, 11595368), (8, 10145947), (14, 5797684), (28, 2898842), (56, 1449421), (61, 1330616), (122, 665308), (244, 332654), (427, 190088), (488, 166327), (854, 95044), (1708, 47522), (3416, 23761)]