28291617

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1777}}^1$

素因数の和:1873

約数の個数: 24

約数和(自身を含む): 42992040

約数和(自身を除く): 14700423

約数列:

[1, 3, 9, 29, 61, 87, 183, 261, 549, 1769, 1777, 5307, 5331, 15921, 15993, 51533, 108397, 154599, 325191, 463797, 975573, 3143513, 9430539, 28291617]

約数ペア:

[(1, 28291617), (3, 9430539), (9, 3143513), (29, 975573), (61, 463797), (87, 325191), (183, 154599), (261, 108397), (549, 51533), (1769, 15993), (1777, 15921), (5307, 5331)]