28982387

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1319}}^1$

素因数の和:1442

約数の個数: 16

約数和(自身を含む): 34383360

約数和(自身を除く): 5400973

約数列:

[1, 7, 43, 73, 301, 511, 1319, 3139, 9233, 21973, 56717, 96287, 397019, 674009, 4140341, 28982387]

約数ペア:

[(1, 28982387), (7, 4140341), (43, 674009), (73, 397019), (301, 96287), (511, 56717), (1319, 21973), (3139, 9233)]