128393412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{80447}}^1$

素因数の和:80480

約数の個数: 48

約数和(自身を含む): 360407040

約数和(自身を除く): 232013628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 80447, 160894, 241341, 321788, 482682, 563129, 965364, 1126258, 1528493, 1689387, 2252516, 3056986, 3378774, 4585479, 6113972, 6757548, 9170958, 10699451, 18341916, 21398902, 32098353, 42797804, 64196706, 128393412]

約数ペア:

[(1, 128393412), (2, 64196706), (3, 42797804), (4, 32098353), (6, 21398902), (7, 18341916), (12, 10699451), (14, 9170958), (19, 6757548), (21, 6113972), (28, 4585479), (38, 3378774), (42, 3056986), (57, 2252516), (76, 1689387), (84, 1528493), (114, 1126258), (133, 965364), (228, 563129), (266, 482682), (399, 321788), (532, 241341), (798, 160894), (1596, 80447)]