12198221

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{839}}^1$

素因数の和:944

約数の個数: 16

約数和(自身を含む): 14622720

約数和(自身を除く): 2424499

約数列:

[1, 7, 31, 67, 217, 469, 839, 2077, 5873, 14539, 26009, 56213, 182063, 393491, 1742603, 12198221]

約数ペア:

[(1, 12198221), (7, 1742603), (31, 393491), (67, 182063), (217, 56213), (469, 26009), (839, 14539), (2077, 5873)]