12570705

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{5701}}^1$

素因数の和:5726

約数の個数: 36

約数和(自身を含む): 25351092

約数和(自身を除く): 12780387

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 5701, 17103, 28505, 39907, 51309, 85515, 119721, 199535, 256545, 279349, 359163, 598605, 838047, 1396745, 1795815, 2514141, 4190235, 12570705]

約数ペア:

[(1, 12570705), (3, 4190235), (5, 2514141), (7, 1795815), (9, 1396745), (15, 838047), (21, 598605), (35, 359163), (45, 279349), (49, 256545), (63, 199535), (105, 119721), (147, 85515), (245, 51309), (315, 39907), (441, 28505), (735, 17103), (2205, 5701)]