64128404

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{337}}^1\times {\mathrm{421}}^1$

素因数の和:875

約数の個数: 24

約数和(自身を含む): 113823528

約数和(自身を除く): 49695124

約数列:

[1, 2, 4, 113, 226, 337, 421, 452, 674, 842, 1348, 1684, 38081, 47573, 76162, 95146, 141877, 152324, 190292, 283754, 567508, 16032101, 32064202, 64128404]

約数ペア:

[(1, 64128404), (2, 32064202), (4, 16032101), (113, 567508), (226, 283754), (337, 190292), (421, 152324), (452, 141877), (674, 95146), (842, 76162), (1348, 47573), (1684, 38081)]