28248649

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 36005760

約数和(自身を除く): 7757111

約数列:

[1, 11, 13, 19, 37, 143, 209, 247, 281, 407, 481, 703, 2717, 3091, 3653, 5291, 5339, 7733, 9139, 10397, 40183, 58729, 69407, 100529, 114367, 135161, 197543, 763477, 1486771, 2172973, 2568059, 28248649]

約数ペア:

[(1, 28248649), (11, 2568059), (13, 2172973), (19, 1486771), (37, 763477), (143, 197543), (209, 135161), (247, 114367), (281, 100529), (407, 69407), (481, 58729), (703, 40183), (2717, 10397), (3091, 9139), (3653, 7733), (5291, 5339)]