28488621

素因数分解:

$3^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{3637}}^1$

素因数の和:4020

約数の個数: 16

約数和(自身を含む): 43539584

約数和(自身を除く): 15050963

約数列:

[1, 3, 7, 21, 373, 1119, 2611, 3637, 7833, 10911, 25459, 76377, 1356601, 4069803, 9496207, 28488621]

約数ペア:

[(1, 28488621), (3, 9496207), (7, 4069803), (21, 1356601), (373, 76377), (1119, 25459), (2611, 10911), (3637, 7833)]