397491545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{249211}}^1$

素因数の和:249256

約数の個数: 16

約数和(自身を含む): 538297920

約数和(自身を除く): 140806375

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 249211, 1246055, 2741321, 7227119, 13706605, 36135595, 79498309, 397491545]

約数ペア:

[(1, 397491545), (5, 79498309), (11, 36135595), (29, 13706605), (55, 7227119), (145, 2741321), (319, 1246055), (1595, 249211)]