4256491967

素因数分解:

$7^2\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{2081}}^1$

素因数の和:2153

約数の個数: 48

約数和(自身を含む): 5648882400

約数和(自身を除く): 1392390433

約数列:

[1, 7, 13, 19, 49, 91, 133, 169, 247, 637, 931, 1183, 1729, 2081, 2197, 3211, 8281, 12103, 14567, 15379, 22477, 27053, 39539, 41743, 101969, 107653, 157339, 189371, 276773, 292201, 351689, 514007, 1325597, 1937411, 2045407, 2461823, 3598049, 4571957, 6682091, 17232761, 25186343, 32003699, 46774637, 86867183, 224025893, 327422459, 608070281, 4256491967]

約数ペア:

[(1, 4256491967), (7, 608070281), (13, 327422459), (19, 224025893), (49, 86867183), (91, 46774637), (133, 32003699), (169, 25186343), (247, 17232761), (637, 6682091), (931, 4571957), (1183, 3598049), (1729, 2461823), (2081, 2045407), (2197, 1937411), (3211, 1325597), (8281, 514007), (12103, 351689), (14567, 292201), (15379, 276773), (22477, 189371), (27053, 157339), (39539, 107653), (41743, 101969)]