179920881

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{547}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 311860224

約数和(自身を除く): 131939343

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 227, 483, 547, 681, 1449, 1589, 1641, 2043, 3829, 4767, 4923, 5221, 11487, 12581, 14301, 15663, 34461, 36547, 37743, 46989, 88067, 109641, 113229, 124169, 264201, 328923, 372507, 792603, 869183, 1117521, 2607549, 2855887, 7822647, 8567661, 19991209, 25702983, 59973627, 179920881]

約数ペア:

[(1, 179920881), (3, 59973627), (7, 25702983), (9, 19991209), (21, 8567661), (23, 7822647), (63, 2855887), (69, 2607549), (161, 1117521), (207, 869183), (227, 792603), (483, 372507), (547, 328923), (681, 264201), (1449, 124169), (1589, 113229), (1641, 109641), (2043, 88067), (3829, 46989), (4767, 37743), (4923, 36547), (5221, 34461), (11487, 15663), (12581, 14301)]