28449205

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{521}}^1$

素因数の和:756

約数の個数: 16

約数和(自身を含む): 34928064

約数和(自身を除く): 6478859

約数列:

[1, 5, 67, 163, 335, 521, 815, 2605, 10921, 34907, 54605, 84923, 174535, 424615, 5689841, 28449205]

約数ペア:

[(1, 28449205), (5, 5689841), (67, 424615), (163, 174535), (335, 84923), (521, 54605), (815, 34907), (2605, 10921)]