1821419103425

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{709}}^1\times {\mathrm{1238071}}^1$

素因数の和:1238873

約数の個数: 24

約数和(自身を含む): 2288997036480

約数和(自身を除く): 467577933055

約数列:

[1, 5, 25, 83, 415, 709, 2075, 3545, 17725, 58847, 294235, 1238071, 1471175, 6190355, 30951775, 102759893, 513799465, 877792339, 2568997325, 4388961695, 21944808475, 72856764137, 364283820685, 1821419103425]

約数ペア:

[(1, 1821419103425), (5, 364283820685), (25, 72856764137), (83, 21944808475), (415, 4388961695), (709, 2568997325), (2075, 877792339), (3545, 513799465), (17725, 102759893), (58847, 30951775), (294235, 6190355), (1238071, 1471175)]