1388479876

素因数分解:

$2^2\times 7^2\times {\mathrm{1951}}^1\times {\mathrm{3631}}^1$

素因数の和:5600

約数の個数: 36

約数和(自身を含む): 2828775936

約数和(自身を除く): 1440296060

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1951, 3631, 3902, 7262, 7804, 13657, 14524, 25417, 27314, 50834, 54628, 95599, 101668, 177919, 191198, 355838, 382396, 711676, 7084081, 14168162, 28336324, 49588567, 99177134, 198354268, 347119969, 694239938, 1388479876]

約数ペア:

[(1, 1388479876), (2, 694239938), (4, 347119969), (7, 198354268), (14, 99177134), (28, 49588567), (49, 28336324), (98, 14168162), (196, 7084081), (1951, 711676), (3631, 382396), (3902, 355838), (7262, 191198), (7804, 177919), (13657, 101668), (14524, 95599), (25417, 54628), (27314, 50834)]