389654811

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67967}}^1$

素因数の和:68000

約数の個数: 36

約数和(自身を含む): 705100032

約数和(自身を除く): 315445221

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 5733, 67967, 203901, 475769, 611703, 883571, 1427307, 2650713, 3330383, 4281921, 6184997, 7952139, 9991149, 18554991, 29973447, 43294979, 55664973, 129884937, 389654811]

約数ペア:

[(1, 389654811), (3, 129884937), (7, 55664973), (9, 43294979), (13, 29973447), (21, 18554991), (39, 9991149), (49, 7952139), (63, 6184997), (91, 4281921), (117, 3330383), (147, 2650713), (273, 1427307), (441, 883571), (637, 611703), (819, 475769), (1911, 203901), (5733, 67967)]