64571276

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{209647}}^1$

素因数の和:209669

約数の個数: 24

約数和(自身を含む): 140883456

約数和(自身を除く): 76312180

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 209647, 419294, 838588, 1467529, 2306117, 2935058, 4612234, 5870116, 9224468, 16142819, 32285638, 64571276]

約数ペア:

[(1, 64571276), (2, 32285638), (4, 16142819), (7, 9224468), (11, 5870116), (14, 4612234), (22, 2935058), (28, 2306117), (44, 1467529), (77, 838588), (154, 419294), (308, 209647)]