791878997

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1\times {\mathrm{317}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 991264512

約数和(自身を除く): 199385515

約数列:

[1, 7, 13, 91, 97, 283, 317, 679, 1261, 1981, 2219, 3679, 4121, 8827, 25753, 27451, 28847, 30749, 89711, 192157, 215243, 356863, 399737, 627977, 1166243, 2498041, 2798159, 8163701, 8701967, 60913769, 113125571, 791878997]

約数ペア:

[(1, 791878997), (7, 113125571), (13, 60913769), (91, 8701967), (97, 8163701), (283, 2798159), (317, 2498041), (679, 1166243), (1261, 627977), (1981, 399737), (2219, 356863), (3679, 215243), (4121, 192157), (8827, 89711), (25753, 30749), (27451, 28847)]