8909156905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{563}}^1\times {\mathrm{797}}^1$

素因数の和:1414

約数の個数: 48

約数和(自身を含む): 12346375104

約数和(自身を除く): 3437218199

約数列:

[1, 5, 11, 19, 55, 95, 209, 361, 563, 797, 1045, 1805, 2815, 3971, 3985, 6193, 8767, 10697, 15143, 19855, 30965, 43835, 53485, 75715, 117667, 166573, 203243, 287717, 448711, 588335, 832865, 1016215, 1438585, 2235673, 2243555, 3164887, 4935821, 8525509, 11178365, 15824435, 24679105, 42627545, 93780599, 161984671, 468902995, 809923355, 1781831381, 8909156905]

約数ペア:

[(1, 8909156905), (5, 1781831381), (11, 809923355), (19, 468902995), (55, 161984671), (95, 93780599), (209, 42627545), (361, 24679105), (563, 15824435), (797, 11178365), (1045, 8525509), (1805, 4935821), (2815, 3164887), (3971, 2243555), (3985, 2235673), (6193, 1438585), (8767, 1016215), (10697, 832865), (15143, 588335), (19855, 448711), (30965, 287717), (43835, 203243), (53485, 166573), (75715, 117667)]