28787716

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{7489}}^1$

素因数の和:7555

約数の個数: 18

約数和(自身を含む): 52062990

約数和(自身を除く): 23275274

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3844, 7489, 14978, 29956, 232159, 464318, 928636, 7196929, 14393858, 28787716]

約数ペア:

[(1, 28787716), (2, 14393858), (4, 7196929), (31, 928636), (62, 464318), (124, 232159), (961, 29956), (1922, 14978), (3844, 7489)]