28380091

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1$

素因数の和:786

約数の個数: 16

約数和(自身を含む): 31530240

約数和(自身を除く): 3150149

約数列:

[1, 19, 23, 101, 437, 643, 1919, 2323, 12217, 14789, 44137, 64943, 280991, 1233917, 1493689, 28380091]

約数ペア:

[(1, 28380091), (19, 1493689), (23, 1233917), (101, 280991), (437, 64943), (643, 44137), (1919, 14789), (2323, 12217)]