1277315973

素因数分解:

$3^4\times {\mathrm{277}}^1\times {\mathrm{56929}}^1$

素因数の和:57218

約数の個数: 20

約数和(自身を含む): 1915011340

約数和(自身を除く): 637695367

約数列:

[1, 3, 9, 27, 81, 277, 831, 2493, 7479, 22437, 56929, 170787, 512361, 1537083, 4611249, 15769333, 47307999, 141923997, 425771991, 1277315973]

約数ペア:

[(1, 1277315973), (3, 425771991), (9, 141923997), (27, 47307999), (81, 15769333), (277, 4611249), (831, 1537083), (2493, 512361), (7479, 170787), (22437, 56929)]