172889738

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{28921}}^1$

素因数の和:28998

約数の個数: 24

約数和(自身を含む): 306631044

約数和(自身を除く): 133741306

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2989, 5978, 28921, 57842, 202447, 404894, 1417129, 1764181, 2834258, 3528362, 12349267, 24698534, 86444869, 172889738]

約数ペア:

[(1, 172889738), (2, 86444869), (7, 24698534), (14, 12349267), (49, 3528362), (61, 2834258), (98, 1764181), (122, 1417129), (427, 404894), (854, 202447), (2989, 57842), (5978, 28921)]