28216719

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{593}}^1$

素因数の和:927

約数の個数: 24

約数和(自身を含む): 43366752

約数和(自身を除く): 15150033

約数列:

[1, 3, 9, 17, 51, 153, 311, 593, 933, 1779, 2799, 5287, 5337, 10081, 15861, 30243, 47583, 90729, 184423, 553269, 1659807, 3135191, 9405573, 28216719]

約数ペア:

[(1, 28216719), (3, 9405573), (9, 3135191), (17, 1659807), (51, 553269), (153, 184423), (311, 90729), (593, 47583), (933, 30243), (1779, 15861), (2799, 10081), (5287, 5337)]