28445328

素因数分解:

$2^4\times 3^2\times {\mathrm{251}}^1\times {\mathrm{787}}^1$

素因数の和:1052

約数の個数: 60

約数和(自身を含む): 80026128

約数和(自身を除く): 51580800

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 251, 502, 753, 787, 1004, 1506, 1574, 2008, 2259, 2361, 3012, 3148, 4016, 4518, 4722, 6024, 6296, 7083, 9036, 9444, 12048, 12592, 14166, 18072, 18888, 28332, 36144, 37776, 56664, 113328, 197537, 395074, 592611, 790148, 1185222, 1580296, 1777833, 2370444, 3160592, 3555666, 4740888, 7111332, 9481776, 14222664, 28445328]

約数ペア:

[(1, 28445328), (2, 14222664), (3, 9481776), (4, 7111332), (6, 4740888), (8, 3555666), (9, 3160592), (12, 2370444), (16, 1777833), (18, 1580296), (24, 1185222), (36, 790148), (48, 592611), (72, 395074), (144, 197537), (251, 113328), (502, 56664), (753, 37776), (787, 36144), (1004, 28332), (1506, 18888), (1574, 18072), (2008, 14166), (2259, 12592), (2361, 12048), (3012, 9444), (3148, 9036), (4016, 7083), (4518, 6296), (4722, 6024)]