28745153

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:368

約数の個数: 16

約数和(自身を含む): 30750720

約数和(自身を除く): 2005567

約数列:

[1, 31, 47, 109, 181, 1457, 3379, 5123, 5611, 8507, 19729, 158813, 263717, 611599, 927263, 28745153]

約数ペア:

[(1, 28745153), (31, 927263), (47, 611599), (109, 263717), (181, 158813), (1457, 19729), (3379, 8507), (5123, 5611)]