161932239

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{547}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 277209088

約数和(自身を除く): 115276849

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 127, 259, 333, 381, 547, 777, 889, 1143, 1641, 2331, 2667, 3829, 4699, 4923, 8001, 11487, 14097, 20239, 32893, 34461, 42291, 60717, 69469, 98679, 141673, 182151, 208407, 296037, 425019, 486283, 625221, 1275057, 1458849, 2570353, 4376547, 7711059, 17992471, 23133177, 53977413, 161932239]

約数ペア:

[(1, 161932239), (3, 53977413), (7, 23133177), (9, 17992471), (21, 7711059), (37, 4376547), (63, 2570353), (111, 1458849), (127, 1275057), (259, 625221), (333, 486283), (381, 425019), (547, 296037), (777, 208407), (889, 182151), (1143, 141673), (1641, 98679), (2331, 69469), (2667, 60717), (3829, 42291), (4699, 34461), (4923, 32893), (8001, 20239), (11487, 14097)]