821084607

素因数分解:

$3^5\times 7^1\times {\mathrm{482707}}^1$

素因数の和:482729

約数の個数: 24

約数和(自身を含む): 1405645696

約数和(自身を除く): 584561089

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 482707, 1448121, 3378949, 4344363, 10136847, 13033089, 30410541, 39099267, 91231623, 117297801, 273694869, 821084607]

約数ペア:

[(1, 821084607), (3, 273694869), (7, 117297801), (9, 91231623), (21, 39099267), (27, 30410541), (63, 13033089), (81, 10136847), (189, 4344363), (243, 3378949), (567, 1448121), (1701, 482707)]