489347439

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{3637}}^1$

素因数の和:3839

約数の個数: 32

約数和(自身を含む): 768345600

約数和(自身を除く): 278998161

約数列:

[1, 3, 7, 21, 43, 129, 149, 301, 447, 903, 1043, 3129, 3637, 6407, 10911, 19221, 25459, 44849, 76377, 134547, 156391, 469173, 541913, 1094737, 1625739, 3284211, 3793391, 11380173, 23302259, 69906777, 163115813, 489347439]

約数ペア:

[(1, 489347439), (3, 163115813), (7, 69906777), (21, 23302259), (43, 11380173), (129, 3793391), (149, 3284211), (301, 1625739), (447, 1094737), (903, 541913), (1043, 469173), (3129, 156391), (3637, 134547), (6407, 76377), (10911, 44849), (19221, 25459)]