7681916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2459}}^1$

素因数の和:2545

約数の個数: 24

約数和(自身を含む): 14878080

約数和(自身を除く): 7196164

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 2459, 3124, 4918, 9836, 27049, 54098, 108196, 174589, 349178, 698356, 1920479, 3840958, 7681916]

約数ペア:

[(1, 7681916), (2, 3840958), (4, 1920479), (11, 698356), (22, 349178), (44, 174589), (71, 108196), (142, 54098), (284, 27049), (781, 9836), (1562, 4918), (2459, 3124)]