819947997

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{82003}}^1$

素因数の和:82121

約数の個数: 24

約数和(自身を含む): 1304847648

約数和(自身を除く): 484899651

約数列:

[1, 3, 9, 11, 33, 99, 101, 303, 909, 1111, 3333, 9999, 82003, 246009, 738027, 902033, 2706099, 8118297, 8282303, 24846909, 74540727, 91105333, 273315999, 819947997]

約数ペア:

[(1, 819947997), (3, 273315999), (9, 91105333), (11, 74540727), (33, 24846909), (99, 8282303), (101, 8118297), (303, 2706099), (909, 902033), (1111, 738027), (3333, 246009), (9999, 82003)]