198767569

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1493}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 286130880

約数和(自身を除く): 87363311

約数列:

[1, 7, 11, 13, 19, 49, 77, 91, 133, 143, 209, 247, 539, 637, 931, 1001, 1463, 1493, 1729, 2717, 7007, 10241, 10451, 12103, 16423, 19019, 19409, 28367, 73157, 114961, 133133, 135863, 198569, 213499, 312037, 368771, 804727, 951041, 1389983, 1494493, 2184259, 2581397, 4056481, 10461451, 15289813, 18069779, 28395367, 198767569]

約数ペア:

[(1, 198767569), (7, 28395367), (11, 18069779), (13, 15289813), (19, 10461451), (49, 4056481), (77, 2581397), (91, 2184259), (133, 1494493), (143, 1389983), (209, 951041), (247, 804727), (539, 368771), (637, 312037), (931, 213499), (1001, 198569), (1463, 135863), (1493, 133133), (1729, 114961), (2717, 73157), (7007, 28367), (10241, 19409), (10451, 19019), (12103, 16423)]