1681113

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{277}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 2731072

約数和(自身を除く): 1049959

約数列:

[1, 3, 7, 17, 21, 51, 119, 277, 289, 357, 831, 867, 1939, 2023, 4709, 5817, 6069, 14127, 32963, 80053, 98889, 240159, 560371, 1681113]

約数ペア:

[(1, 1681113), (3, 560371), (7, 240159), (17, 98889), (21, 80053), (51, 32963), (119, 14127), (277, 6069), (289, 5817), (357, 4709), (831, 2023), (867, 1939)]