201668859

素因数分解:

$3^5\times 7^2\times {\mathrm{16937}}^1$

素因数の和:16966

約数の個数: 36

約数和(自身を含む): 351429624

約数和(自身を除く): 149760765

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 3969, 11907, 16937, 50811, 118559, 152433, 355677, 457299, 829913, 1067031, 1371897, 2489739, 3201093, 4115691, 7469217, 9603279, 22407651, 28809837, 67222953, 201668859]

約数ペア:

[(1, 201668859), (3, 67222953), (7, 28809837), (9, 22407651), (21, 9603279), (27, 7469217), (49, 4115691), (63, 3201093), (81, 2489739), (147, 1371897), (189, 1067031), (243, 829913), (441, 457299), (567, 355677), (1323, 152433), (1701, 118559), (3969, 50811), (11907, 16937)]