1898429687

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{547}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 2482887168

約数和(自身を除く): 584457481

約数列:

[1, 7, 11, 47, 49, 77, 137, 329, 517, 539, 547, 959, 1507, 2303, 3619, 3829, 6017, 6439, 6713, 10549, 25333, 25709, 26803, 42119, 45073, 70829, 73843, 74939, 179963, 282799, 294833, 315511, 495803, 524573, 824329, 1259741, 1979593, 3470621, 3522133, 3672011, 5770303, 13857151, 24654931, 38743463, 40392121, 172584517, 271204241, 1898429687]

約数ペア:

[(1, 1898429687), (7, 271204241), (11, 172584517), (47, 40392121), (49, 38743463), (77, 24654931), (137, 13857151), (329, 5770303), (517, 3672011), (539, 3522133), (547, 3470621), (959, 1979593), (1507, 1259741), (2303, 824329), (3619, 524573), (3829, 495803), (6017, 315511), (6439, 294833), (6713, 282799), (10549, 179963), (25333, 74939), (25709, 73843), (26803, 70829), (42119, 45073)]