1278504

素因数分解:

$2^3\times 3^4\times {\mathrm{1973}}^1$

素因数の和:1991

約数の個数: 40

約数和(自身を含む): 3582810

約数和(自身を除く): 2304306

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 1973, 3946, 5919, 7892, 11838, 15784, 17757, 23676, 35514, 47352, 53271, 71028, 106542, 142056, 159813, 213084, 319626, 426168, 639252, 1278504]

約数ペア:

[(1, 1278504), (2, 639252), (3, 426168), (4, 319626), (6, 213084), (8, 159813), (9, 142056), (12, 106542), (18, 71028), (24, 53271), (27, 47352), (36, 35514), (54, 23676), (72, 17757), (81, 15784), (108, 11838), (162, 7892), (216, 5919), (324, 3946), (648, 1973)]