28448005

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{419}}^1$

素因数の和:828

約数の個数: 16

約数和(自身を含む): 35239680

約数和(自身を除く): 6791675

約数列:

[1, 5, 37, 185, 367, 419, 1835, 2095, 13579, 15503, 67895, 77515, 153773, 768865, 5689601, 28448005]

約数ペア:

[(1, 28448005), (5, 5689601), (37, 768865), (185, 153773), (367, 77515), (419, 67895), (1835, 15503), (2095, 13579)]