313043185

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{40471}}^1$

素因数の和:40513

約数の個数: 32

約数和(自身を含む): 489549312

約数和(自身を除く): 176506127

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 7735, 40471, 202355, 283297, 526123, 688007, 1416485, 2630615, 3440035, 3682861, 4816049, 8944091, 18414305, 24080245, 44720455, 62608637, 313043185]

約数ペア:

[(1, 313043185), (5, 62608637), (7, 44720455), (13, 24080245), (17, 18414305), (35, 8944091), (65, 4816049), (85, 3682861), (91, 3440035), (119, 2630615), (221, 1416485), (455, 688007), (595, 526123), (1105, 283297), (1547, 202355), (7735, 40471)]