28638584

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{275371}}^1$

素因数の和:275390

約数の個数: 16

約数和(自身を含む): 57828120

約数和(自身を除く): 29189536

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 275371, 550742, 1101484, 2202968, 3579823, 7159646, 14319292, 28638584]

約数ペア:

[(1, 28638584), (2, 14319292), (4, 7159646), (8, 3579823), (13, 2202968), (26, 1101484), (52, 550742), (104, 275371)]