80468493

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{25717}}^1$

素因数の和:25876

約数の個数: 16

約数和(自身を含む): 123446400

約数和(自身を除く): 42977907

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 25717, 77151, 180019, 540057, 3831833, 11495499, 26822831, 80468493]

約数ペア:

[(1, 80468493), (3, 26822831), (7, 11495499), (21, 3831833), (149, 540057), (447, 180019), (1043, 77151), (3129, 25717)]