123478383

素因数分解:

$3^1\times 7^2\times {\mathrm{887}}^1\times {\mathrm{947}}^1$

素因数の和:1851

約数の個数: 24

約数和(自身を含む): 191935872

約数和(自身を除く): 68457489

約数列:

[1, 3, 7, 21, 49, 147, 887, 947, 2661, 2841, 6209, 6629, 18627, 19887, 43463, 46403, 130389, 139209, 839989, 2519967, 5879923, 17639769, 41159461, 123478383]

約数ペア:

[(1, 123478383), (3, 41159461), (7, 17639769), (21, 5879923), (49, 2519967), (147, 839989), (887, 139209), (947, 130389), (2661, 46403), (2841, 43463), (6209, 19887), (6629, 18627)]