1247996893

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 1573214400

約数和(自身を除く): 325217507

約数列:

[1, 11, 13, 19, 89, 143, 169, 209, 247, 397, 979, 1157, 1691, 1859, 2717, 3211, 4367, 5161, 7543, 12727, 15041, 18601, 21983, 35321, 35333, 56771, 67093, 82973, 98059, 165451, 241813, 285779, 388663, 459329, 671327, 738023, 1078649, 1274767, 3143569, 5052619, 5971277, 7384597, 8727251, 14022437, 65684047, 95999761, 113454263, 1247996893]

約数ペア:

[(1, 1247996893), (11, 113454263), (13, 95999761), (19, 65684047), (89, 14022437), (143, 8727251), (169, 7384597), (209, 5971277), (247, 5052619), (397, 3143569), (979, 1274767), (1157, 1078649), (1691, 738023), (1859, 671327), (2717, 459329), (3211, 388663), (4367, 285779), (5161, 241813), (7543, 165451), (12727, 98059), (15041, 82973), (18601, 67093), (21983, 56771), (35321, 35333)]