199521144

素因数分解:

$2^3\times 3^4\times {\mathrm{307903}}^1$

素因数の和:307921

約数の個数: 40

約数和(自身を含む): 558845760

約数和(自身を除く): 359324616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 307903, 615806, 923709, 1231612, 1847418, 2463224, 2771127, 3694836, 5542254, 7389672, 8313381, 11084508, 16626762, 22169016, 24940143, 33253524, 49880286, 66507048, 99760572, 199521144]

約数ペア:

[(1, 199521144), (2, 99760572), (3, 66507048), (4, 49880286), (6, 33253524), (8, 24940143), (9, 22169016), (12, 16626762), (18, 11084508), (24, 8313381), (27, 7389672), (36, 5542254), (54, 3694836), (72, 2771127), (81, 2463224), (108, 1847418), (162, 1231612), (216, 923709), (324, 615806), (648, 307903)]