1338156639

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{840023}}^1$

素因数の和:840091

約数の個数: 16

約数和(自身を含む): 2016057600

約数和(自身を除く): 677900961

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 840023, 2520069, 7560207, 22680621, 49561357, 148684071, 446052213, 1338156639]

約数ペア:

[(1, 1338156639), (3, 446052213), (9, 148684071), (27, 49561357), (59, 22680621), (177, 7560207), (531, 2520069), (1593, 840023)]