49205871

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 89412336

約数和(自身を除く): 40206465

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 99, 117, 143, 153, 169, 173, 187, 221, 429, 507, 519, 561, 663, 1287, 1521, 1557, 1683, 1859, 1903, 1989, 2249, 2431, 2873, 2941, 5577, 5709, 6747, 7293, 8619, 8823, 16731, 17127, 20241, 21879, 24739, 25857, 26469, 29237, 31603, 32351, 38233, 74217, 87711, 94809, 97053, 114699, 222651, 263133, 284427, 291159, 321607, 344097, 420563, 497029, 964821, 1261689, 1491087, 2894463, 3785067, 4473261, 5467319, 16401957, 49205871]

約数ペア:

[(1, 49205871), (3, 16401957), (9, 5467319), (11, 4473261), (13, 3785067), (17, 2894463), (33, 1491087), (39, 1261689), (51, 964821), (99, 497029), (117, 420563), (143, 344097), (153, 321607), (169, 291159), (173, 284427), (187, 263133), (221, 222651), (429, 114699), (507, 97053), (519, 94809), (561, 87711), (663, 74217), (1287, 38233), (1521, 32351), (1557, 31603), (1683, 29237), (1859, 26469), (1903, 25857), (1989, 24739), (2249, 21879), (2431, 20241), (2873, 17127), (2941, 16731), (5577, 8823), (5709, 8619), (6747, 7293)]