811398028

素因数分解:

$2^2\times 7^1\times {\mathrm{28978501}}^1$

素因数の和:28978512

約数の個数: 12

約数和(自身を含む): 1622796112

約数和(自身を除く): 811398084

約数列:

[1, 2, 4, 7, 14, 28, 28978501, 57957002, 115914004, 202849507, 405699014, 811398028]

約数ペア:

[(1, 811398028), (2, 405699014), (4, 202849507), (7, 115914004), (14, 57957002), (28, 28978501)]