1221330383

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{44887}}^1$

素因数の和:44943

約数の個数: 24

約数和(自身を含む): 1577184768

約数和(自身を除く): 355854385

約数列:

[1, 7, 13, 23, 91, 161, 169, 299, 1183, 2093, 3887, 27209, 44887, 314209, 583531, 1032401, 4084717, 7226807, 7585903, 13421213, 53101321, 93948491, 174475769, 1221330383]

約数ペア:

[(1, 1221330383), (7, 174475769), (13, 93948491), (23, 53101321), (91, 13421213), (161, 7585903), (169, 7226807), (299, 4084717), (1183, 1032401), (2093, 583531), (3887, 314209), (27209, 44887)]