7181356

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 15695680

約数和(自身を除く): 8514324

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 109, 181, 182, 218, 362, 364, 436, 724, 763, 1267, 1417, 1526, 2353, 2534, 2834, 3052, 4706, 5068, 5668, 9412, 9919, 16471, 19729, 19838, 32942, 39458, 39676, 65884, 78916, 138103, 256477, 276206, 512954, 552412, 1025908, 1795339, 3590678, 7181356]

約数ペア:

[(1, 7181356), (2, 3590678), (4, 1795339), (7, 1025908), (13, 552412), (14, 512954), (26, 276206), (28, 256477), (52, 138103), (91, 78916), (109, 65884), (181, 39676), (182, 39458), (218, 32942), (362, 19838), (364, 19729), (436, 16471), (724, 9919), (763, 9412), (1267, 5668), (1417, 5068), (1526, 4706), (2353, 3052), (2534, 2834)]