138420729

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{347}}^1\times {\mathrm{349}}^1$

素因数の和:829

約数の個数: 24

約数和(自身を含む): 202675200

約数和(自身を除く): 64254471

約数列:

[1, 3, 9, 127, 347, 349, 381, 1041, 1047, 1143, 3123, 3141, 44069, 44323, 121103, 132207, 132969, 363309, 396621, 398907, 1089927, 15380081, 46140243, 138420729]

約数ペア:

[(1, 138420729), (3, 46140243), (9, 15380081), (127, 1089927), (347, 398907), (349, 396621), (381, 363309), (1041, 132969), (1047, 132207), (1143, 121103), (3123, 44323), (3141, 44069)]