138647523

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2897}}^1$

素因数の和:3003

約数の個数: 32

約数和(自身を含む): 220340736

約数和(自身を除く): 81693213

約数列:

[1, 3, 7, 21, 43, 53, 129, 159, 301, 371, 903, 1113, 2279, 2897, 6837, 8691, 15953, 20279, 47859, 60837, 124571, 153541, 373713, 460623, 871997, 1074787, 2615991, 3224361, 6602263, 19806789, 46215841, 138647523]

約数ペア:

[(1, 138647523), (3, 46215841), (7, 19806789), (21, 6602263), (43, 3224361), (53, 2615991), (129, 1074787), (159, 871997), (301, 460623), (371, 373713), (903, 153541), (1113, 124571), (2279, 60837), (2897, 47859), (6837, 20279), (8691, 15953)]