121401

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:101

約数の個数: 24

約数和(自身を含む): 209664

約数和(自身を除く): 88263

約数列:

[1, 3, 7, 9, 21, 41, 47, 63, 123, 141, 287, 329, 369, 423, 861, 987, 1927, 2583, 2961, 5781, 13489, 17343, 40467, 121401]

約数ペア:

[(1, 121401), (3, 40467), (7, 17343), (9, 13489), (21, 5781), (41, 2961), (47, 2583), (63, 1927), (123, 987), (141, 861), (287, 423), (329, 369)]