80427081

素因数分解:

$3^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{2593}}^1$

素因数の和:2821

約数の個数: 24

約数和(自身を含む): 125383584

約数和(自身を除く): 44956503

約数列:

[1, 3, 7, 21, 49, 147, 211, 633, 1477, 2593, 4431, 7779, 10339, 18151, 31017, 54453, 127057, 381171, 547123, 1641369, 3829861, 11489583, 26809027, 80427081]

約数ペア:

[(1, 80427081), (3, 26809027), (7, 11489583), (21, 3829861), (49, 1641369), (147, 547123), (211, 381171), (633, 127057), (1477, 54453), (2593, 31017), (4431, 18151), (7779, 10339)]