278810104

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{53}}^2\times {\mathrm{653}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 561720600

約数和(自身を除く): 282910496

約数列:

[1, 2, 4, 8, 19, 38, 53, 76, 106, 152, 212, 424, 653, 1007, 1306, 2014, 2612, 2809, 4028, 5224, 5618, 8056, 11236, 12407, 22472, 24814, 34609, 49628, 53371, 69218, 99256, 106742, 138436, 213484, 276872, 426968, 657571, 1315142, 1834277, 2630284, 3668554, 5260568, 7337108, 14674216, 34851263, 69702526, 139405052, 278810104]

約数ペア:

[(1, 278810104), (2, 139405052), (4, 69702526), (8, 34851263), (19, 14674216), (38, 7337108), (53, 5260568), (76, 3668554), (106, 2630284), (152, 1834277), (212, 1315142), (424, 657571), (653, 426968), (1007, 276872), (1306, 213484), (2014, 138436), (2612, 106742), (2809, 99256), (4028, 69218), (5224, 53371), (5618, 49628), (8056, 34609), (11236, 24814), (12407, 22472)]