15366421

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3727}}^1$

素因数の和:3784

約数の個数: 16

約数和(自身を含む): 19087360

約数和(自身を除く): 3720939

約数列:

[1, 7, 19, 31, 133, 217, 589, 3727, 4123, 26089, 70813, 115537, 495691, 808759, 2195203, 15366421]

約数ペア:

[(1, 15366421), (7, 2195203), (19, 808759), (31, 495691), (133, 115537), (217, 70813), (589, 26089), (3727, 4123)]