1288125887

素因数分解:

${\mathrm{17}}^2\times {\mathrm{83}}^2\times {\mathrm{647}}^1$

素因数の和:847

約数の個数: 18

約数和(自身を含む): 1387180728

約数和(自身を除く): 99054841

約数列:

[1, 17, 83, 289, 647, 1411, 6889, 10999, 23987, 53701, 117113, 186983, 912917, 1990921, 4457183, 15519589, 75772111, 1288125887]

約数ペア:

[(1, 1288125887), (17, 75772111), (83, 15519589), (289, 4457183), (647, 1990921), (1411, 912917), (6889, 186983), (10999, 117113), (23987, 53701)]