13891437

素因数分解:

$3^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{709}}^1$

素因数の和:1033

約数の個数: 24

約数和(自身を含む): 23038080

約数和(自身を除く): 9146643

約数列:

[1, 3, 7, 9, 21, 63, 311, 709, 933, 2127, 2177, 2799, 4963, 6381, 6531, 14889, 19593, 44667, 220499, 661497, 1543493, 1984491, 4630479, 13891437]

約数ペア:

[(1, 13891437), (3, 4630479), (7, 1984491), (9, 1543493), (21, 661497), (63, 220499), (311, 44667), (709, 19593), (933, 14889), (2127, 6531), (2177, 6381), (2799, 4963)]