289969893

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{4241}}^1$

素因数の和:4425

約数の個数: 24

約数和(自身を含む): 428815296

約数和(自身を除く): 138845403

約数列:

[1, 3, 9, 71, 107, 213, 321, 639, 963, 4241, 7597, 12723, 22791, 38169, 68373, 301111, 453787, 903333, 1361361, 2709999, 4084083, 32218877, 96656631, 289969893]

約数ペア:

[(1, 289969893), (3, 96656631), (9, 32218877), (71, 4084083), (107, 2709999), (213, 1361361), (321, 903333), (639, 453787), (963, 301111), (4241, 68373), (7597, 38169), (12723, 22791)]