28503699

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{7499}}^1$

素因数の和:7690

約数の個数: 16

約数和(自身を含む): 43680000

約数和(自身を除く): 15176301

約数列:

[1, 3, 7, 21, 181, 543, 1267, 3801, 7499, 22497, 52493, 157479, 1357319, 4071957, 9501233, 28503699]

約数ペア:

[(1, 28503699), (3, 9501233), (7, 4071957), (21, 1357319), (181, 157479), (543, 52493), (1267, 22497), (3801, 7499)]