1228917865

素因数分解:

$5^1\times 7^1\times {\mathrm{827}}^1\times {\mathrm{42457}}^1$

素因数の和:43296

約数の個数: 16

約数和(自身を含む): 1687450752

約数和(自身を除く): 458532887

約数列:

[1, 5, 7, 35, 827, 4135, 5789, 28945, 42457, 212285, 297199, 1485995, 35111939, 175559695, 245783573, 1228917865]

約数ペア:

[(1, 1228917865), (5, 245783573), (7, 175559695), (35, 35111939), (827, 1485995), (4135, 297199), (5789, 212285), (28945, 42457)]