28404404

素因数分解:

$2^2\times 7^1\times {\mathrm{787}}^1\times {\mathrm{1289}}^1$

素因数の和:2087

約数の個数: 24

約数和(自身を含む): 56925120

約数和(自身を除く): 28520716

約数列:

[1, 2, 4, 7, 14, 28, 787, 1289, 1574, 2578, 3148, 5156, 5509, 9023, 11018, 18046, 22036, 36092, 1014443, 2028886, 4057772, 7101101, 14202202, 28404404]

約数ペア:

[(1, 28404404), (2, 14202202), (4, 7101101), (7, 4057772), (14, 2028886), (28, 1014443), (787, 36092), (1289, 22036), (1574, 18046), (2578, 11018), (3148, 9023), (5156, 5509)]