127978208

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{36691}}^1$

素因数の和:36810

約数の個数: 24

約数和(自身を含む): 254275560

約数和(自身を除く): 126297352

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 36691, 73382, 146764, 293528, 587056, 1174112, 3999319, 7998638, 15997276, 31994552, 63989104, 127978208]

約数ペア:

[(1, 127978208), (2, 63989104), (4, 31994552), (8, 15997276), (16, 7998638), (32, 3999319), (109, 1174112), (218, 587056), (436, 293528), (872, 146764), (1744, 73382), (3488, 36691)]