1388893047982

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{2819}}^1\times {\mathrm{25771}}^1$

素因数の和:28693

約数の個数: 48

約数和(自身を含む): 2319851116800

約数和(自身を除く): 930958068818

約数列:

[1, 2, 11, 22, 79, 121, 158, 242, 869, 1738, 2819, 5638, 9559, 19118, 25771, 31009, 51542, 62018, 222701, 283481, 341099, 445402, 566962, 682198, 2035909, 2449711, 3118291, 4071818, 4899422, 6236582, 22394999, 26946821, 44789998, 53893642, 72648449, 145296898, 246344989, 492689978, 799132939, 1598265878, 5739227471, 8790462329, 11478454942, 17580924658, 63131502181, 126263004362, 694446523991, 1388893047982]

約数ペア:

[(1, 1388893047982), (2, 694446523991), (11, 126263004362), (22, 63131502181), (79, 17580924658), (121, 11478454942), (158, 8790462329), (242, 5739227471), (869, 1598265878), (1738, 799132939), (2819, 492689978), (5638, 246344989), (9559, 145296898), (19118, 72648449), (25771, 53893642), (31009, 44789998), (51542, 26946821), (62018, 22394999), (222701, 6236582), (283481, 4899422), (341099, 4071818), (445402, 3118291), (566962, 2449711), (682198, 2035909)]