13931555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8171}}^1$

素因数の和:8218

約数の個数: 16

約数和(自身を含む): 18828288

約数和(自身を除く): 4896733

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 8171, 40855, 89881, 253301, 449405, 1266505, 2786311, 13931555]

約数ペア:

[(1, 13931555), (5, 2786311), (11, 1266505), (31, 449405), (55, 253301), (155, 89881), (341, 40855), (1705, 8171)]