67819213

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{20483}}^1$

素因数の和:20544

約数の個数: 16

約数和(自身を含む): 86524416

約数和(自身を除く): 18705203

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 20483, 143381, 225313, 880769, 1577191, 6165383, 9688459, 67819213]

約数ペア:

[(1, 67819213), (7, 9688459), (11, 6165383), (43, 1577191), (77, 880769), (301, 225313), (473, 143381), (3311, 20483)]