219877533

素因数分解:

$3^2\times {\mathrm{43}}^2\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:346

約数の個数: 36

約数和(自身を含む): 331434012

約数和(自身を除く): 111556479

約数列:

[1, 3, 9, 43, 73, 129, 181, 219, 387, 543, 657, 1629, 1849, 3139, 5547, 7783, 9417, 13213, 16641, 23349, 28251, 39639, 70047, 118917, 134977, 334669, 404931, 568159, 1004007, 1214793, 1704477, 3012021, 5113431, 24430837, 73292511, 219877533]

約数ペア:

[(1, 219877533), (3, 73292511), (9, 24430837), (43, 5113431), (73, 3012021), (129, 1704477), (181, 1214793), (219, 1004007), (387, 568159), (543, 404931), (657, 334669), (1629, 134977), (1849, 118917), (3139, 70047), (5547, 39639), (7783, 28251), (9417, 23349), (13213, 16641)]