42426538

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8887}}^1$

素因数の和:8938

約数の個数: 32

約数和(自身を含む): 81911808

約数和(自身を除く): 39485270

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4774, 8887, 17774, 62209, 97757, 124418, 195514, 275497, 550994, 684299, 1368598, 1928479, 3030467, 3856958, 6060934, 21213269, 42426538]

約数ペア:

[(1, 42426538), (2, 21213269), (7, 6060934), (11, 3856958), (14, 3030467), (22, 1928479), (31, 1368598), (62, 684299), (77, 550994), (154, 275497), (217, 195514), (341, 124418), (434, 97757), (682, 62209), (2387, 17774), (4774, 8887)]