209323209

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{929}}^1$

素因数の和:1077

約数の個数: 32

約数和(自身を含む): 303552000

約数和(自身を除く): 94228791

約数列:

[1, 3, 19, 57, 59, 67, 177, 201, 929, 1121, 1273, 2787, 3363, 3819, 3953, 11859, 17651, 52953, 54811, 62243, 75107, 164433, 186729, 225321, 1041409, 1182617, 3124227, 3547851, 3672337, 11017011, 69774403, 209323209]

約数ペア:

[(1, 209323209), (3, 69774403), (19, 11017011), (57, 3672337), (59, 3547851), (67, 3124227), (177, 1182617), (201, 1041409), (929, 225321), (1121, 186729), (1273, 164433), (2787, 75107), (3363, 62243), (3819, 54811), (3953, 52953), (11859, 17651)]