16904349

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 32071680

約数和(自身を除く): 15167331

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 47, 63, 77, 99, 141, 173, 189, 231, 297, 329, 423, 517, 519, 693, 987, 1211, 1269, 1551, 1557, 1903, 2079, 2961, 3619, 3633, 4653, 4671, 5709, 8131, 8883, 10857, 10899, 13321, 13959, 17127, 24393, 32571, 32697, 39963, 51381, 56917, 73179, 89441, 97713, 119889, 170751, 219537, 268323, 359667, 512253, 626087, 804969, 1536759, 1878261, 2414907, 5634783, 16904349]

約数ペア:

[(1, 16904349), (3, 5634783), (7, 2414907), (9, 1878261), (11, 1536759), (21, 804969), (27, 626087), (33, 512253), (47, 359667), (63, 268323), (77, 219537), (99, 170751), (141, 119889), (173, 97713), (189, 89441), (231, 73179), (297, 56917), (329, 51381), (423, 39963), (517, 32697), (519, 32571), (693, 24393), (987, 17127), (1211, 13959), (1269, 13321), (1551, 10899), (1557, 10857), (1903, 8883), (2079, 8131), (2961, 5709), (3619, 4671), (3633, 4653)]