49993821

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 81048000

約数和(自身を除く): 31054179

約数列:

[1, 3, 9, 17, 27, 43, 51, 129, 149, 153, 289, 387, 447, 459, 731, 867, 1161, 1341, 2193, 2533, 2601, 4023, 6407, 6579, 7599, 7803, 12427, 19221, 19737, 22797, 37281, 43061, 57663, 68391, 108919, 111843, 129183, 172989, 326757, 335529, 387549, 980271, 1162647, 1851623, 2940813, 5554869, 16664607, 49993821]

約数ペア:

[(1, 49993821), (3, 16664607), (9, 5554869), (17, 2940813), (27, 1851623), (43, 1162647), (51, 980271), (129, 387549), (149, 335529), (153, 326757), (289, 172989), (387, 129183), (447, 111843), (459, 108919), (731, 68391), (867, 57663), (1161, 43061), (1341, 37281), (2193, 22797), (2533, 19737), (2601, 19221), (4023, 12427), (6407, 7803), (6579, 7599)]