81979464

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{487973}}^1$

素因数の和:487989

約数の個数: 32

約数和(自身を含む): 234227520

約数和(自身を除く): 152248056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 487973, 975946, 1463919, 1951892, 2927838, 3415811, 3903784, 5855676, 6831622, 10247433, 11711352, 13663244, 20494866, 27326488, 40989732, 81979464]

約数ペア:

[(1, 81979464), (2, 40989732), (3, 27326488), (4, 20494866), (6, 13663244), (7, 11711352), (8, 10247433), (12, 6831622), (14, 5855676), (21, 3903784), (24, 3415811), (28, 2927838), (42, 1951892), (56, 1463919), (84, 975946), (168, 487973)]