28948475

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 37283328

約数和(自身を除く): 8334853

約数列:

[1, 5, 25, 47, 71, 235, 347, 355, 1175, 1735, 1775, 3337, 8675, 16309, 16685, 24637, 81545, 83425, 123185, 407725, 615925, 1157939, 5789695, 28948475]

約数ペア:

[(1, 28948475), (5, 5789695), (25, 1157939), (47, 615925), (71, 407725), (235, 123185), (347, 83425), (355, 81545), (1175, 24637), (1735, 16685), (1775, 16309), (3337, 8675)]