2149694561

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{436841}}^1$

素因数の和:436904

約数の個数: 16

約数和(自身を含む): 2655999360

約数和(自身を除く): 506304799

約数列:

[1, 7, 19, 37, 133, 259, 703, 4921, 436841, 3057887, 8299979, 16163117, 58099853, 113141819, 307099223, 2149694561]

約数ペア:

[(1, 2149694561), (7, 307099223), (19, 113141819), (37, 58099853), (133, 16163117), (259, 8299979), (703, 3057887), (4921, 436841)]