201698991

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{21283}}^1$

素因数の和:21314

約数の個数: 28

約数和(自身を含む): 325687768

約数和(自身を除く): 123988777

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 3159, 9477, 21283, 63849, 191547, 276679, 574641, 830037, 1723923, 2490111, 5171769, 7470333, 15515307, 22410999, 67232997, 201698991]

約数ペア:

[(1, 201698991), (3, 67232997), (9, 22410999), (13, 15515307), (27, 7470333), (39, 5171769), (81, 2490111), (117, 1723923), (243, 830037), (351, 574641), (729, 276679), (1053, 191547), (3159, 63849), (9477, 21283)]