247006870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{31627}}^1$

素因数の和:31716

約数の個数: 32

約数和(自身を含む): 491878656

約数和(自身を除く): 244871786

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 31627, 63254, 158135, 316270, 347897, 695794, 1739485, 2245517, 3478970, 4491034, 11227585, 22455170, 24700687, 49401374, 123503435, 247006870]

約数ペア:

[(1, 247006870), (2, 123503435), (5, 49401374), (10, 24700687), (11, 22455170), (22, 11227585), (55, 4491034), (71, 3478970), (110, 2245517), (142, 1739485), (355, 695794), (710, 347897), (781, 316270), (1562, 158135), (3905, 63254), (7810, 31627)]