2038191701

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{74411}}^1$

素因数の和:74481

約数の個数: 24

約数和(自身を含む): 2612754144

約数和(自身を除く): 574562443

約数列:

[1, 7, 13, 43, 49, 91, 301, 559, 637, 2107, 3913, 27391, 74411, 520877, 967343, 3199673, 3646139, 6771401, 22397711, 41595749, 47399807, 156783977, 291170243, 2038191701]

約数ペア:

[(1, 2038191701), (7, 291170243), (13, 156783977), (43, 47399807), (49, 41595749), (91, 22397711), (301, 6771401), (559, 3646139), (637, 3199673), (2107, 967343), (3913, 520877), (27391, 74411)]