30647554

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{15749}}^1$

素因数の和:15897

約数の個数: 16

約数和(自身を含む): 52920000

約数和(自身を除く): 22272446

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 15749, 31498, 110243, 220486, 2189111, 4378222, 15323777, 30647554]

約数ペア:

[(1, 30647554), (2, 15323777), (7, 4378222), (14, 2189111), (139, 220486), (278, 110243), (973, 31498), (1946, 15749)]