90993955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{19717}}^1$

素因数の和:19806

約数の個数: 16

約数和(自身を含む): 119254464

約数和(自身を除く): 28260509

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 19717, 98585, 256321, 1281605, 1399907, 6999535, 18198791, 90993955]

約数ペア:

[(1, 90993955), (5, 18198791), (13, 6999535), (65, 1399907), (71, 1281605), (355, 256321), (923, 98585), (4615, 19717)]