684148221

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{28123}}^1$

素因数の和:28202

約数の個数: 32

約数和(自身を含む): 1093461120

約数和(自身を除く): 409312899

約数列:

[1, 3, 9, 17, 27, 51, 53, 153, 159, 459, 477, 901, 1431, 2703, 8109, 24327, 28123, 84369, 253107, 478091, 759321, 1434273, 1490519, 4302819, 4471557, 12908457, 13414671, 25338823, 40244013, 76016469, 228049407, 684148221]

約数ペア:

[(1, 684148221), (3, 228049407), (9, 76016469), (17, 40244013), (27, 25338823), (51, 13414671), (53, 12908457), (153, 4471557), (159, 4302819), (459, 1490519), (477, 1434273), (901, 759321), (1431, 478091), (2703, 253107), (8109, 84369), (24327, 28123)]