138725713

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{337}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 167691264

約数和(自身を除く): 28965551

約数列:

[1, 7, 31, 49, 217, 271, 337, 1519, 1897, 2359, 8401, 10447, 13279, 16513, 58807, 73129, 91327, 411649, 511903, 639289, 2831137, 4475023, 19817959, 138725713]

約数ペア:

[(1, 138725713), (7, 19817959), (31, 4475023), (49, 2831137), (217, 639289), (271, 511903), (337, 411649), (1519, 91327), (1897, 73129), (2359, 58807), (8401, 16513), (10447, 13279)]