216978776

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{53077}}^1$

素因数の和:53163

約数の個数: 32

約数和(自身を含む): 471332640

約数和(自身を除く): 254353864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 53077, 106154, 212308, 371539, 424616, 743078, 1486156, 2972312, 3874621, 7749242, 15498484, 27122347, 30996968, 54244694, 108489388, 216978776]

約数ペア:

[(1, 216978776), (2, 108489388), (4, 54244694), (7, 30996968), (8, 27122347), (14, 15498484), (28, 7749242), (56, 3874621), (73, 2972312), (146, 1486156), (292, 743078), (511, 424616), (584, 371539), (1022, 212308), (2044, 106154), (4088, 53077)]