26205543

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{653}}^1$

素因数の和:693

約数の個数: 48

約数和(自身を含む): 47611200

約数和(自身を除く): 21405657

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 343, 441, 637, 653, 819, 1029, 1911, 1959, 3087, 4459, 4571, 5733, 5877, 8489, 13377, 13713, 25467, 31997, 40131, 41139, 59423, 76401, 95991, 178269, 223979, 287973, 415961, 534807, 671937, 1247883, 2015811, 2911727, 3743649, 8735181, 26205543]

約数ペア:

[(1, 26205543), (3, 8735181), (7, 3743649), (9, 2911727), (13, 2015811), (21, 1247883), (39, 671937), (49, 534807), (63, 415961), (91, 287973), (117, 223979), (147, 178269), (273, 95991), (343, 76401), (441, 59423), (637, 41139), (653, 40131), (819, 31997), (1029, 25467), (1911, 13713), (1959, 13377), (3087, 8489), (4459, 5877), (4571, 5733)]