223504239

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1861}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 373591680

約数和(自身を除く): 150087441

約数列:

[1, 3, 7, 19, 21, 43, 49, 57, 129, 133, 147, 301, 399, 817, 903, 931, 1861, 2107, 2451, 2793, 5583, 5719, 6321, 13027, 17157, 35359, 39081, 40033, 80023, 91189, 106077, 120099, 240069, 247513, 273567, 560161, 742539, 1520437, 1680483, 1732591, 3921127, 4561311, 5197773, 10643059, 11763381, 31929177, 74501413, 223504239]

約数ペア:

[(1, 223504239), (3, 74501413), (7, 31929177), (19, 11763381), (21, 10643059), (43, 5197773), (49, 4561311), (57, 3921127), (129, 1732591), (133, 1680483), (147, 1520437), (301, 742539), (399, 560161), (817, 273567), (903, 247513), (931, 240069), (1861, 120099), (2107, 106077), (2451, 91189), (2793, 80023), (5583, 40033), (5719, 39081), (6321, 35359), (13027, 17157)]