38963869

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 47409408

約数和(自身を除く): 8445539

約数列:

[1, 7, 31, 49, 113, 217, 227, 791, 1519, 1589, 3503, 5537, 7037, 11123, 24521, 25651, 49259, 171647, 179557, 344813, 795181, 1256899, 5566267, 38963869]

約数ペア:

[(1, 38963869), (7, 5566267), (31, 1256899), (49, 795181), (113, 344813), (217, 179557), (227, 171647), (791, 49259), (1519, 25651), (1589, 24521), (3503, 11123), (5537, 7037)]