199486672

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{161921}}^1$

素因数の和:161947

約数の個数: 40

約数和(自身を含む): 481879872

約数和(自身を除く): 282393200

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 161921, 323842, 647684, 1133447, 1295368, 1781131, 2266894, 2590736, 3562262, 4533788, 7124524, 9067576, 12467917, 14249048, 18135152, 24935834, 28498096, 49871668, 99743336, 199486672]

約数ペア:

[(1, 199486672), (2, 99743336), (4, 49871668), (7, 28498096), (8, 24935834), (11, 18135152), (14, 14249048), (16, 12467917), (22, 9067576), (28, 7124524), (44, 4533788), (56, 3562262), (77, 2590736), (88, 2266894), (112, 1781131), (154, 1295368), (176, 1133447), (308, 647684), (616, 323842), (1232, 161921)]