31206543

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{277}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 45176112

約数和(自身を除く): 13969569

約数列:

[1, 3, 17, 47, 51, 141, 277, 799, 831, 2209, 2397, 4709, 6627, 13019, 14127, 37553, 39057, 112659, 221323, 611893, 663969, 1835679, 10402181, 31206543]

約数ペア:

[(1, 31206543), (3, 10402181), (17, 1835679), (47, 663969), (51, 611893), (141, 221323), (277, 112659), (799, 39057), (831, 37553), (2209, 14127), (2397, 13019), (4709, 6627)]