1788891661417

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{6067}}^1\times {\mathrm{21859}}^1$

素因数の和:28021

約数の個数: 32

約数和(自身を含む): 2139322429440

約数和(自身を除く): 350430768023

約数列:

[1, 7, 41, 47, 287, 329, 1927, 6067, 13489, 21859, 42469, 153013, 248747, 285149, 896219, 1027373, 1741229, 1996043, 6273533, 7191611, 11691109, 42122293, 81837763, 132618553, 294856051, 928329871, 5437360673, 6233071991, 38061524711, 43631503937, 255555951631, 1788891661417]

約数ペア:

[(1, 1788891661417), (7, 255555951631), (41, 43631503937), (47, 38061524711), (287, 6233071991), (329, 5437360673), (1927, 928329871), (6067, 294856051), (13489, 132618553), (21859, 81837763), (42469, 42122293), (153013, 11691109), (248747, 7191611), (285149, 6273533), (896219, 1996043), (1027373, 1741229)]