199912086

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{263}}^1\times {\mathrm{349}}^1$

素因数の和:642

約数の個数: 72

約数和(自身を含む): 479278800

約数和(自身を除く): 279366714

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 263, 349, 363, 526, 698, 726, 789, 1047, 1089, 1578, 2094, 2178, 2367, 2893, 3141, 3839, 4734, 5786, 6282, 7678, 8679, 11517, 17358, 23034, 26037, 31823, 34551, 42229, 52074, 63646, 69102, 84458, 91787, 95469, 126687, 183574, 190938, 253374, 275361, 286407, 380061, 550722, 572814, 760122, 826083, 1009657, 1652166, 2019314, 3028971, 6057942, 9086913, 11106227, 18173826, 22212454, 33318681, 66637362, 99956043, 199912086]

約数ペア:

[(1, 199912086), (2, 99956043), (3, 66637362), (6, 33318681), (9, 22212454), (11, 18173826), (18, 11106227), (22, 9086913), (33, 6057942), (66, 3028971), (99, 2019314), (121, 1652166), (198, 1009657), (242, 826083), (263, 760122), (349, 572814), (363, 550722), (526, 380061), (698, 286407), (726, 275361), (789, 253374), (1047, 190938), (1089, 183574), (1578, 126687), (2094, 95469), (2178, 91787), (2367, 84458), (2893, 69102), (3141, 63646), (3839, 52074), (4734, 42229), (5786, 34551), (6282, 31823), (7678, 26037), (8679, 23034), (11517, 17358)]