12785745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{463}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 23519232

約数和(自身を除く): 10733487

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 263, 463, 789, 1315, 1389, 1841, 2315, 3241, 3945, 5523, 6945, 9205, 9723, 16205, 27615, 48615, 121769, 365307, 608845, 852383, 1826535, 2557149, 4261915, 12785745]

約数ペア:

[(1, 12785745), (3, 4261915), (5, 2557149), (7, 1826535), (15, 852383), (21, 608845), (35, 365307), (105, 121769), (263, 48615), (463, 27615), (789, 16205), (1315, 9723), (1389, 9205), (1841, 6945), (2315, 5523), (3241, 3945)]