187855983

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{52313}}^1$

素因数の和:52348

約数の個数: 32

約数和(自身を含む): 334809600

約数和(自身を除く): 146953617

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 52313, 156939, 366191, 470817, 993947, 1098573, 1412451, 2981841, 3295719, 6957629, 8945523, 9887157, 20872887, 26836569, 62618661, 187855983]

約数ペア:

[(1, 187855983), (3, 62618661), (7, 26836569), (9, 20872887), (19, 9887157), (21, 8945523), (27, 6957629), (57, 3295719), (63, 2981841), (133, 1412451), (171, 1098573), (189, 993947), (399, 470817), (513, 366191), (1197, 156939), (3591, 52313)]