15829876

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:615

約数の個数: 24

約数和(自身を含む): 28365120

約数和(自身を除く): 12535244

約数列:

[1, 2, 4, 71, 139, 142, 278, 284, 401, 556, 802, 1604, 9869, 19738, 28471, 39476, 55739, 56942, 111478, 113884, 222956, 3957469, 7914938, 15829876]

約数ペア:

[(1, 15829876), (2, 7914938), (4, 3957469), (71, 222956), (139, 113884), (142, 111478), (278, 56942), (284, 55739), (401, 39476), (556, 28471), (802, 19738), (1604, 9869)]