28228977

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15451}}^1$

素因数の和:15493

約数の個数: 24

約数和(自身を含む): 48210240

約数和(自身を除く): 19981263

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 15451, 46353, 108157, 139059, 324471, 448079, 973413, 1344237, 3136553, 4032711, 9409659, 28228977]

約数ペア:

[(1, 28228977), (3, 9409659), (7, 4032711), (9, 3136553), (21, 1344237), (29, 973413), (63, 448079), (87, 324471), (203, 139059), (261, 108157), (609, 46353), (1827, 15451)]