190044981

素因数分解:

$3^3\times 7^3\times {\mathrm{20521}}^1$

素因数の和:20551

約数の個数: 32

約数和(自身を含む): 328352000

約数和(自身を除く): 138307019

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 9261, 20521, 61563, 143647, 184689, 430941, 554067, 1005529, 1292823, 3016587, 3878469, 7038703, 9049761, 21116109, 27149283, 63348327, 190044981]

約数ペア:

[(1, 190044981), (3, 63348327), (7, 27149283), (9, 21116109), (21, 9049761), (27, 7038703), (49, 3878469), (63, 3016587), (147, 1292823), (189, 1005529), (343, 554067), (441, 430941), (1029, 184689), (1323, 143647), (3087, 61563), (9261, 20521)]