90812097

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:399

約数の個数: 40

約数和(自身を含む): 140937896

約数和(自身を除く): 50125799

約数列:

[1, 3, 9, 27, 37, 81, 111, 157, 193, 333, 471, 579, 999, 1413, 1737, 2997, 4239, 5211, 5809, 7141, 12717, 15633, 17427, 21423, 30301, 52281, 64269, 90903, 156843, 192807, 272709, 470529, 578421, 818127, 1121137, 2454381, 3363411, 10090233, 30270699, 90812097]

約数ペア:

[(1, 90812097), (3, 30270699), (9, 10090233), (27, 3363411), (37, 2454381), (81, 1121137), (111, 818127), (157, 578421), (193, 470529), (333, 272709), (471, 192807), (579, 156843), (999, 90903), (1413, 64269), (1737, 52281), (2997, 30301), (4239, 21423), (5211, 17427), (5809, 15633), (7141, 12717)]