20151831

素因数分解:

$3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{3541}}^1$

素因数の和:3822

約数の個数: 16

約数和(自身を含む): 30829568

約数和(自身を除く): 10677737

約数列:

[1, 3, 7, 21, 271, 813, 1897, 3541, 5691, 10623, 24787, 74361, 959611, 2878833, 6717277, 20151831]

約数ペア:

[(1, 20151831), (3, 6717277), (7, 2878833), (21, 959611), (271, 74361), (813, 24787), (1897, 10623), (3541, 5691)]