211344848

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1301}}^1$

素因数の和:1404

約数の個数: 80

約数和(自身を含む): 488218752

約数和(自身を除く): 276873904

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 71, 88, 104, 142, 143, 176, 208, 284, 286, 568, 572, 781, 923, 1136, 1144, 1301, 1562, 1846, 2288, 2602, 3124, 3692, 5204, 6248, 7384, 10153, 10408, 12496, 14311, 14768, 16913, 20306, 20816, 28622, 33826, 40612, 57244, 67652, 81224, 92371, 114488, 135304, 162448, 184742, 186043, 228976, 270608, 369484, 372086, 738968, 744172, 1016081, 1200823, 1477936, 1488344, 2032162, 2401646, 2976688, 4064324, 4803292, 8128648, 9606584, 13209053, 16257296, 19213168, 26418106, 52836212, 105672424, 211344848]

約数ペア:

[(1, 211344848), (2, 105672424), (4, 52836212), (8, 26418106), (11, 19213168), (13, 16257296), (16, 13209053), (22, 9606584), (26, 8128648), (44, 4803292), (52, 4064324), (71, 2976688), (88, 2401646), (104, 2032162), (142, 1488344), (143, 1477936), (176, 1200823), (208, 1016081), (284, 744172), (286, 738968), (568, 372086), (572, 369484), (781, 270608), (923, 228976), (1136, 186043), (1144, 184742), (1301, 162448), (1562, 135304), (1846, 114488), (2288, 92371), (2602, 81224), (3124, 67652), (3692, 57244), (5204, 40612), (6248, 33826), (7384, 28622), (10153, 20816), (10408, 20306), (12496, 16913), (14311, 14768)]