25542867

素因数分解:

$3^1\times 7^3\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 40268800

約数和(自身を除く): 14725933

約数列:

[1, 3, 7, 21, 49, 103, 147, 241, 309, 343, 721, 723, 1029, 1687, 2163, 5047, 5061, 11809, 15141, 24823, 35329, 35427, 74469, 82663, 105987, 173761, 247989, 521283, 1216327, 3648981, 8514289, 25542867]

約数ペア:

[(1, 25542867), (3, 8514289), (7, 3648981), (21, 1216327), (49, 521283), (103, 247989), (147, 173761), (241, 105987), (309, 82663), (343, 74469), (721, 35427), (723, 35329), (1029, 24823), (1687, 15141), (2163, 11809), (5047, 5061)]