887890647531

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1\times {\mathrm{14887}}^1$

素因数の和:15360

約数の個数: 64

約数和(自身を含む): 1289204563968

約数和(自身を除く): 401313916437

約数列:

[1, 3, 23, 47, 53, 69, 141, 159, 347, 1041, 1081, 1219, 2491, 3243, 3657, 7473, 7981, 14887, 16309, 18391, 23943, 44661, 48927, 55173, 57293, 171879, 342401, 375107, 422993, 699689, 789011, 864377, 1027203, 1125321, 1268979, 2099067, 2367033, 2593131, 5165789, 15497367, 16092847, 18147253, 19880671, 37083517, 48278541, 54441759, 59642013, 111250551, 118813147, 242792083, 273786817, 356439441, 728376249, 821360451, 852920891, 2558762673, 5584217909, 6297096791, 12867980399, 16752653727, 18891290373, 38603941197, 295963549177, 887890647531]

約数ペア:

[(1, 887890647531), (3, 295963549177), (23, 38603941197), (47, 18891290373), (53, 16752653727), (69, 12867980399), (141, 6297096791), (159, 5584217909), (347, 2558762673), (1041, 852920891), (1081, 821360451), (1219, 728376249), (2491, 356439441), (3243, 273786817), (3657, 242792083), (7473, 118813147), (7981, 111250551), (14887, 59642013), (16309, 54441759), (18391, 48278541), (23943, 37083517), (44661, 19880671), (48927, 18147253), (55173, 16092847), (57293, 15497367), (171879, 5165789), (342401, 2593131), (375107, 2367033), (422993, 2099067), (699689, 1268979), (789011, 1125321), (864377, 1027203)]