28083111

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:863

約数の個数: 32

約数和(自身を含む): 44943360

約数和(自身を除く): 16860249

約数列:

[1, 3, 7, 21, 37, 47, 111, 141, 259, 329, 769, 777, 987, 1739, 2307, 5217, 5383, 12173, 16149, 28453, 36143, 36519, 85359, 108429, 199171, 253001, 597513, 759003, 1337291, 4011873, 9361037, 28083111]

約数ペア:

[(1, 28083111), (3, 9361037), (7, 4011873), (21, 1337291), (37, 759003), (47, 597513), (111, 253001), (141, 199171), (259, 108429), (329, 85359), (769, 36519), (777, 36143), (987, 28453), (1739, 16149), (2307, 12173), (5217, 5383)]