2570086281

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6441319}}^1$

素因数の和:6441348

約数の個数: 16

約数和(自身を含む): 4122444800

約数和(自身を除く): 1552358519

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 6441319, 19323957, 45089233, 122385061, 135267699, 367155183, 856695427, 2570086281]

約数ペア:

[(1, 2570086281), (3, 856695427), (7, 367155183), (19, 135267699), (21, 122385061), (57, 45089233), (133, 19323957), (399, 6441319)]