257014791

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89521}}^1$

素因数の和:89567

約数の個数: 24

約数和(自身を含む): 418962960

約数和(自身を除く): 161948169

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 89521, 268563, 805689, 984731, 2596109, 2954193, 7788327, 8862579, 23364981, 28557199, 85671597, 257014791]

約数ペア:

[(1, 257014791), (3, 85671597), (9, 28557199), (11, 23364981), (29, 8862579), (33, 7788327), (87, 2954193), (99, 2596109), (261, 984731), (319, 805689), (957, 268563), (2871, 89521)]