272056515

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1\times {\mathrm{643}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 443525376

約数和(自身を除く): 171468861

約数列:

[1, 3, 5, 15, 67, 201, 335, 421, 643, 1005, 1263, 1929, 2105, 3215, 6315, 9645, 28207, 43081, 84621, 129243, 141035, 215405, 270703, 423105, 646215, 812109, 1353515, 4060545, 18137101, 54411303, 90685505, 272056515]

約数ペア:

[(1, 272056515), (3, 90685505), (5, 54411303), (15, 18137101), (67, 4060545), (201, 1353515), (335, 812109), (421, 646215), (643, 423105), (1005, 270703), (1263, 215405), (1929, 141035), (2105, 129243), (3215, 84621), (6315, 43081), (9645, 28207)]