201899817

素因数分解:

$3^3\times 7^1\times {\mathrm{1068253}}^1$

素因数の和:1068269

約数の個数: 16

約数和(自身を含む): 341841280

約数和(自身を除く): 139941463

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1068253, 3204759, 7477771, 9614277, 22433313, 28842831, 67299939, 201899817]

約数ペア:

[(1, 201899817), (3, 67299939), (7, 28842831), (9, 22433313), (21, 9614277), (27, 7477771), (63, 3204759), (189, 1068253)]