139630448

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1429}}^1$

素因数の和:1665

約数の個数: 40

約数和(自身を含む): 280874880

約数和(自身を除く): 141244432

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 197, 248, 394, 496, 788, 1429, 1576, 2858, 3152, 5716, 6107, 11432, 12214, 22864, 24428, 44299, 48856, 88598, 97712, 177196, 281513, 354392, 563026, 708784, 1126052, 2252104, 4504208, 8726903, 17453806, 34907612, 69815224, 139630448]

約数ペア:

[(1, 139630448), (2, 69815224), (4, 34907612), (8, 17453806), (16, 8726903), (31, 4504208), (62, 2252104), (124, 1126052), (197, 708784), (248, 563026), (394, 354392), (496, 281513), (788, 177196), (1429, 97712), (1576, 88598), (2858, 48856), (3152, 44299), (5716, 24428), (6107, 22864), (11432, 12214)]