129169448

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{11969}}^1$

素因数の和:12065

約数の個数: 32

約数和(自身を含む): 258552000

約数和(自身を除く): 129382552

約数列:

[1, 2, 4, 8, 19, 38, 71, 76, 142, 152, 284, 568, 1349, 2698, 5396, 10792, 11969, 23938, 47876, 95752, 227411, 454822, 849799, 909644, 1699598, 1819288, 3399196, 6798392, 16146181, 32292362, 64584724, 129169448]

約数ペア:

[(1, 129169448), (2, 64584724), (4, 32292362), (8, 16146181), (19, 6798392), (38, 3399196), (71, 1819288), (76, 1699598), (142, 909644), (152, 849799), (284, 454822), (568, 227411), (1349, 95752), (2698, 47876), (5396, 23938), (10792, 11969)]