890804852

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{228881}}^1$

素因数の和:229031

約数の個数: 24

約数和(自身を含む): 1794434880

約数和(自身を除く): 903630028

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 228881, 457762, 915524, 1602167, 3204334, 6408668, 31814459, 63628918, 127257836, 222701213, 445402426, 890804852]

約数ペア:

[(1, 890804852), (2, 445402426), (4, 222701213), (7, 127257836), (14, 63628918), (28, 31814459), (139, 6408668), (278, 3204334), (556, 1602167), (973, 915524), (1946, 457762), (3892, 228881)]