28032784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{439}}^1$

素因数の和:767

約数の個数: 40

約数和(自身を含む): 58815680

約数和(自身を除く): 30782896

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 307, 439, 614, 878, 1228, 1756, 2456, 3512, 3991, 4912, 5707, 7024, 7982, 11414, 15964, 22828, 31928, 45656, 63856, 91312, 134773, 269546, 539092, 1078184, 1752049, 2156368, 3504098, 7008196, 14016392, 28032784]

約数ペア:

[(1, 28032784), (2, 14016392), (4, 7008196), (8, 3504098), (13, 2156368), (16, 1752049), (26, 1078184), (52, 539092), (104, 269546), (208, 134773), (307, 91312), (439, 63856), (614, 45656), (878, 31928), (1228, 22828), (1756, 15964), (2456, 11414), (3512, 7982), (3991, 7024), (4912, 5707)]