28655769

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{7039}}^1$

素因数の和:7124

約数の個数: 16

約数和(自身を含む): 40550400

約数和(自身を除く): 11894631

約数列:

[1, 3, 23, 59, 69, 177, 1357, 4071, 7039, 21117, 161897, 415301, 485691, 1245903, 9551923, 28655769]

約数ペア:

[(1, 28655769), (3, 9551923), (23, 1245903), (59, 485691), (69, 415301), (177, 161897), (1357, 21117), (4071, 7039)]