81671847

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1\times {\mathrm{659}}^1$

素因数の和:1150

約数の個数: 16

約数和(自身を含む): 110352000

約数和(自身を除く): 28680153

約数列:

[1, 3, 109, 327, 379, 659, 1137, 1977, 41311, 71831, 123933, 215493, 249761, 749283, 27223949, 81671847]

約数ペア:

[(1, 81671847), (3, 27223949), (109, 749283), (327, 249761), (379, 215493), (659, 123933), (1137, 71831), (1977, 41311)]