3941217

素因数分解:

$3^5\times 7^2\times {\mathrm{331}}^1$

素因数の和:360

約数の個数: 36

約数和(自身を含む): 6888336

約数和(自身を除く): 2947119

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 331, 441, 567, 993, 1323, 1701, 2317, 2979, 3969, 6951, 8937, 11907, 16219, 20853, 26811, 48657, 62559, 80433, 145971, 187677, 437913, 563031, 1313739, 3941217]

約数ペア:

[(1, 3941217), (3, 1313739), (7, 563031), (9, 437913), (21, 187677), (27, 145971), (49, 80433), (63, 62559), (81, 48657), (147, 26811), (189, 20853), (243, 16219), (331, 11907), (441, 8937), (567, 6951), (993, 3969), (1323, 2979), (1701, 2317)]