28831396

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{839}}^1$

素因数の和:936

約数の個数: 36

約数和(自身を含む): 56306880

約数和(自身を除く): 27475484

約数列:

[1, 2, 4, 11, 22, 44, 71, 121, 142, 242, 284, 484, 781, 839, 1562, 1678, 3124, 3356, 8591, 9229, 17182, 18458, 34364, 36916, 59569, 101519, 119138, 203038, 238276, 406076, 655259, 1310518, 2621036, 7207849, 14415698, 28831396]

約数ペア:

[(1, 28831396), (2, 14415698), (4, 7207849), (11, 2621036), (22, 1310518), (44, 655259), (71, 406076), (121, 238276), (142, 203038), (242, 119138), (284, 101519), (484, 59569), (781, 36916), (839, 34364), (1562, 18458), (1678, 17182), (3124, 9229), (3356, 8591)]