28661876

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{167}}^1\times {\mathrm{401}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 51057216

約数和(自身を除く): 22395340

約数列:

[1, 2, 4, 107, 167, 214, 334, 401, 428, 668, 802, 1604, 17869, 35738, 42907, 66967, 71476, 85814, 133934, 171628, 267868, 7165469, 14330938, 28661876]

約数ペア:

[(1, 28661876), (2, 14330938), (4, 7165469), (107, 267868), (167, 171628), (214, 133934), (334, 85814), (401, 71476), (428, 66967), (668, 42907), (802, 35738), (1604, 17869)]