2221793497

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{136751}}^1$

素因数の和:136980

約数の個数: 16

約数和(自身を含む): 2783176704

約数和(自身を除く): 561383207

約数列:

[1, 7, 11, 77, 211, 1477, 2321, 16247, 136751, 957257, 1504261, 10529827, 28854461, 201981227, 317399071, 2221793497]

約数ペア:

[(1, 2221793497), (7, 317399071), (11, 201981227), (77, 28854461), (211, 10529827), (1477, 1504261), (2321, 957257), (16247, 136751)]