127974196

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{821}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 270668160

約数和(自身を除く): 142693964

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 293, 532, 586, 821, 1172, 1642, 2051, 3284, 4102, 5567, 5747, 8204, 11134, 11494, 15599, 22268, 22988, 31198, 38969, 62396, 77938, 109193, 155876, 218386, 240553, 436772, 481106, 962212, 1683871, 3367742, 4570507, 6735484, 9141014, 18282028, 31993549, 63987098, 127974196]

約数ペア:

[(1, 127974196), (2, 63987098), (4, 31993549), (7, 18282028), (14, 9141014), (19, 6735484), (28, 4570507), (38, 3367742), (76, 1683871), (133, 962212), (266, 481106), (293, 436772), (532, 240553), (586, 218386), (821, 155876), (1172, 109193), (1642, 77938), (2051, 62396), (3284, 38969), (4102, 31198), (5567, 22988), (5747, 22268), (8204, 15599), (11134, 11494)]