28581544

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 54945000

約数和(自身を除く): 26363456

約数列:

[1, 2, 4, 8, 73, 109, 146, 218, 292, 436, 449, 584, 872, 898, 1796, 3592, 7957, 15914, 31828, 32777, 48941, 63656, 65554, 97882, 131108, 195764, 262216, 391528, 3572693, 7145386, 14290772, 28581544]

約数ペア:

[(1, 28581544), (2, 14290772), (4, 7145386), (8, 3572693), (73, 391528), (109, 262216), (146, 195764), (218, 131108), (292, 97882), (436, 65554), (449, 63656), (584, 48941), (872, 32777), (898, 31828), (1796, 15914), (3592, 7957)]