78854545

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6607}}^1$

素因数の和:6661

約数の個数: 32

約数和(自身を含む): 121798656

約数和(自身を除く): 42944111

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 1085, 1705, 2387, 6607, 11935, 33035, 46249, 72677, 204817, 231245, 363385, 508739, 1024085, 1433719, 2252987, 2543695, 7168595, 11264935, 15770909, 78854545]

約数ペア:

[(1, 78854545), (5, 15770909), (7, 11264935), (11, 7168595), (31, 2543695), (35, 2252987), (55, 1433719), (77, 1024085), (155, 508739), (217, 363385), (341, 231245), (385, 204817), (1085, 72677), (1705, 46249), (2387, 33035), (6607, 11935)]