6777981

素因数分解:

$3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{397}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 11258624

約数和(自身を除く): 4480643

約数列:

[1, 3, 7, 9, 21, 63, 271, 397, 813, 1191, 1897, 2439, 2779, 3573, 5691, 8337, 17073, 25011, 107587, 322761, 753109, 968283, 2259327, 6777981]

約数ペア:

[(1, 6777981), (3, 2259327), (7, 968283), (9, 753109), (21, 322761), (63, 107587), (271, 25011), (397, 17073), (813, 8337), (1191, 5691), (1897, 3573), (2439, 2779)]