128544934

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{21503}}^1$

素因数の和:21580

約数の個数: 24

約数和(自身を含む): 227985408

約数和(自身を除く): 99440474

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2989, 5978, 21503, 43006, 150521, 301042, 1053647, 1311683, 2107294, 2623366, 9181781, 18363562, 64272467, 128544934]

約数ペア:

[(1, 128544934), (2, 64272467), (7, 18363562), (14, 9181781), (49, 2623366), (61, 2107294), (98, 1311683), (122, 1053647), (427, 301042), (854, 150521), (2989, 43006), (5978, 21503)]