28349205

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 46725120

約数和(自身を除く): 18375915

約数列:

[1, 3, 5, 15, 59, 103, 177, 295, 309, 311, 515, 885, 933, 1545, 1555, 4665, 6077, 18231, 18349, 30385, 32033, 55047, 91155, 91745, 96099, 160165, 275235, 480495, 1889947, 5669841, 9449735, 28349205]

約数ペア:

[(1, 28349205), (3, 9449735), (5, 5669841), (15, 1889947), (59, 480495), (103, 275235), (177, 160165), (295, 96099), (309, 91745), (311, 91155), (515, 55047), (885, 32033), (933, 30385), (1545, 18349), (1555, 18231), (4665, 6077)]