28517790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{135799}}^1$

素因数の和:135816

約数の個数: 32

約数和(自身を含む): 78220800

約数和(自身を除く): 49703010

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 135799, 271598, 407397, 678995, 814794, 950593, 1357990, 1901186, 2036985, 2851779, 4073970, 4752965, 5703558, 9505930, 14258895, 28517790]

約数ペア:

[(1, 28517790), (2, 14258895), (3, 9505930), (5, 5703558), (6, 4752965), (7, 4073970), (10, 2851779), (14, 2036985), (15, 1901186), (21, 1357990), (30, 950593), (35, 814794), (42, 678995), (70, 407397), (105, 271598), (210, 135799)]