28557052

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{521}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 51039072

約数和(自身を除く): 22482020

約数列:

[1, 2, 4, 71, 142, 193, 284, 386, 521, 772, 1042, 2084, 13703, 27406, 36991, 54812, 73982, 100553, 147964, 201106, 402212, 7139263, 14278526, 28557052]

約数ペア:

[(1, 28557052), (2, 14278526), (4, 7139263), (71, 402212), (142, 201106), (193, 147964), (284, 100553), (386, 73982), (521, 54812), (772, 36991), (1042, 27406), (2084, 13703)]