389655132076

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2843}}^1\times {\mathrm{61961}}^1$

素因数の和:64894

約数の個数: 48

約数和(自身を含む): 789465277440

約数和(自身を除く): 399810145364

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 2843, 5686, 11372, 19901, 39802, 61961, 79604, 123922, 224597, 247844, 433727, 449194, 867454, 898388, 1572179, 1734908, 3144358, 4894919, 6288716, 9789838, 19579676, 34264433, 68528866, 137057732, 176155123, 352310246, 704620492, 1233085861, 2466171722, 4932343444, 13916254717, 27832509434, 55665018868, 97413783019, 194827566038, 389655132076]

約数ペア:

[(1, 389655132076), (2, 194827566038), (4, 97413783019), (7, 55665018868), (14, 27832509434), (28, 13916254717), (79, 4932343444), (158, 2466171722), (316, 1233085861), (553, 704620492), (1106, 352310246), (2212, 176155123), (2843, 137057732), (5686, 68528866), (11372, 34264433), (19901, 19579676), (39802, 9789838), (61961, 6288716), (79604, 4894919), (123922, 3144358), (224597, 1734908), (247844, 1572179), (433727, 898388), (449194, 867454)]