1398213677

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{1291}}^1$

素因数の和:1390

約数の個数: 36

約数和(自身を含む): 1755083808

約数和(自身を除く): 356870131

約数列:

[1, 7, 23, 31, 49, 161, 217, 713, 961, 1127, 1291, 1519, 4991, 6727, 9037, 22103, 29693, 34937, 40021, 47089, 63259, 154721, 207851, 280147, 920483, 1083047, 1240651, 1454957, 1961029, 6443381, 8684557, 28534973, 45103667, 60791899, 199744811, 1398213677]

約数ペア:

[(1, 1398213677), (7, 199744811), (23, 60791899), (31, 45103667), (49, 28534973), (161, 8684557), (217, 6443381), (713, 1961029), (961, 1454957), (1127, 1240651), (1291, 1083047), (1519, 920483), (4991, 280147), (6727, 207851), (9037, 154721), (22103, 63259), (29693, 47089), (34937, 40021)]