215520026

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{5987}}^1$

素因数の和:6469

約数の個数: 16

約数和(自身を含む): 331974720

約数和(自身を除く): 116454694

約数列:

[1, 2, 41, 82, 439, 878, 5987, 11974, 17999, 35998, 245467, 490934, 2628293, 5256586, 107760013, 215520026]

約数ペア:

[(1, 215520026), (2, 107760013), (41, 5256586), (82, 2628293), (439, 490934), (878, 245467), (5987, 35998), (11974, 17999)]