221102497

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{11173}}^1$

素因数の和:11448

約数の個数: 16

約数和(自身を含む): 276757632

約数和(自身を除く): 55655135

約数列:

[1, 7, 11, 77, 257, 1799, 2827, 11173, 19789, 78211, 122903, 860321, 2871461, 20100227, 31586071, 221102497]

約数ペア:

[(1, 221102497), (7, 31586071), (11, 20100227), (77, 2871461), (257, 860321), (1799, 122903), (2827, 78211), (11173, 19789)]