27720354309

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{733}}^1\times {\mathrm{823}}^1$

素因数の和:1646

約数の個数: 48

約数和(自身を含む): 40106558592

約数和(自身を除く): 12386204283

約数列:

[1, 3, 17, 51, 53, 159, 289, 733, 823, 867, 901, 2199, 2469, 2703, 12461, 13991, 15317, 37383, 38849, 41973, 43619, 45951, 116547, 130857, 211837, 237847, 603259, 635511, 660433, 713541, 741523, 1809777, 1981299, 2224569, 10255403, 11227361, 12605891, 30766209, 31972727, 33682083, 37817673, 95918181, 174341851, 523025553, 543536359, 1630609077, 9240118103, 27720354309]

約数ペア:

[(1, 27720354309), (3, 9240118103), (17, 1630609077), (51, 543536359), (53, 523025553), (159, 174341851), (289, 95918181), (733, 37817673), (823, 33682083), (867, 31972727), (901, 30766209), (2199, 12605891), (2469, 11227361), (2703, 10255403), (12461, 2224569), (13991, 1981299), (15317, 1809777), (37383, 741523), (38849, 713541), (41973, 660433), (43619, 635511), (45951, 603259), (116547, 237847), (130857, 211837)]