1389723712

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{1670341}}^1$

素因数の和:1670366

約数の個数: 28

約数和(自身を含む): 2969868076

約数和(自身を除く): 1580144364

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 1670341, 3340682, 6681364, 13362728, 21714433, 26725456, 43428866, 53450912, 86857732, 106901824, 173715464, 347430928, 694861856, 1389723712]

約数ペア:

[(1, 1389723712), (2, 694861856), (4, 347430928), (8, 173715464), (13, 106901824), (16, 86857732), (26, 53450912), (32, 43428866), (52, 26725456), (64, 21714433), (104, 13362728), (208, 6681364), (416, 3340682), (832, 1670341)]