207718456

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{28439}}^1$

素因数の和:28539

約数の個数: 32

約数和(自身を含む): 430012800

約数和(自身を除く): 222294344

約数列:

[1, 2, 4, 8, 11, 22, 44, 83, 88, 166, 332, 664, 913, 1826, 3652, 7304, 28439, 56878, 113756, 227512, 312829, 625658, 1251316, 2360437, 2502632, 4720874, 9441748, 18883496, 25964807, 51929614, 103859228, 207718456]

約数ペア:

[(1, 207718456), (2, 103859228), (4, 51929614), (8, 25964807), (11, 18883496), (22, 9441748), (44, 4720874), (83, 2502632), (88, 2360437), (166, 1251316), (332, 625658), (664, 312829), (913, 227512), (1826, 113756), (3652, 56878), (7304, 28439)]