49997003

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 60643440

約数和(自身を除く): 10646437

約数列:

[1, 7, 43, 49, 61, 301, 389, 427, 2107, 2623, 2723, 2989, 16727, 18361, 19061, 23729, 117089, 128527, 166103, 819623, 1020347, 1162721, 7142429, 49997003]

約数ペア:

[(1, 49997003), (7, 7142429), (43, 1162721), (49, 1020347), (61, 819623), (301, 166103), (389, 128527), (427, 117089), (2107, 23729), (2623, 19061), (2723, 18361), (2989, 16727)]