28708616

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{67709}}^1$

素因数の和:67768

約数の個数: 16

約数和(自身を含む): 54845100

約数和(自身を除く): 26136484

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 67709, 135418, 270836, 541672, 3588577, 7177154, 14354308, 28708616]

約数ペア:

[(1, 28708616), (2, 14354308), (4, 7177154), (8, 3588577), (53, 541672), (106, 270836), (212, 135418), (424, 67709)]