29038821

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 48864960

約数和(自身を除く): 19826139

約数列:

[1, 3, 7, 19, 21, 37, 49, 57, 111, 133, 147, 259, 281, 399, 703, 777, 843, 931, 1813, 1967, 2109, 2793, 4921, 5339, 5439, 5901, 10397, 13769, 14763, 16017, 31191, 34447, 37373, 41307, 72779, 103341, 112119, 197543, 218337, 261611, 509453, 592629, 784833, 1382801, 1528359, 4148403, 9679607, 29038821]

約数ペア:

[(1, 29038821), (3, 9679607), (7, 4148403), (19, 1528359), (21, 1382801), (37, 784833), (49, 592629), (57, 509453), (111, 261611), (133, 218337), (147, 197543), (259, 112119), (281, 103341), (399, 72779), (703, 41307), (777, 37373), (843, 34447), (931, 31191), (1813, 16017), (1967, 14763), (2109, 13769), (2793, 10397), (4921, 5901), (5339, 5439)]