28439784

素因数分解:

$2^3\times 3^2\times {\mathrm{83}}^1\times {\mathrm{4759}}^1$

素因数の和:4854

約数の個数: 48

約数和(自身を含む): 77968800

約数和(自身を除く): 49529016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 83, 166, 249, 332, 498, 664, 747, 996, 1494, 1992, 2988, 4759, 5976, 9518, 14277, 19036, 28554, 38072, 42831, 57108, 85662, 114216, 171324, 342648, 394997, 789994, 1184991, 1579988, 2369982, 3159976, 3554973, 4739964, 7109946, 9479928, 14219892, 28439784]

約数ペア:

[(1, 28439784), (2, 14219892), (3, 9479928), (4, 7109946), (6, 4739964), (8, 3554973), (9, 3159976), (12, 2369982), (18, 1579988), (24, 1184991), (36, 789994), (72, 394997), (83, 342648), (166, 171324), (249, 114216), (332, 85662), (498, 57108), (664, 42831), (747, 38072), (996, 28554), (1494, 19036), (1992, 14277), (2988, 9518), (4759, 5976)]