39541957

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 51093504

約数和(自身を除く): 11551547

約数列:

[1, 7, 13, 31, 91, 107, 131, 217, 403, 749, 917, 1391, 1703, 2821, 3317, 4061, 9737, 11921, 14017, 23219, 28427, 43121, 52793, 98119, 182221, 301847, 369551, 434527, 1275547, 3041689, 5648851, 39541957]

約数ペア:

[(1, 39541957), (7, 5648851), (13, 3041689), (31, 1275547), (91, 434527), (107, 369551), (131, 301847), (217, 182221), (403, 98119), (749, 52793), (917, 43121), (1391, 28427), (1703, 23219), (2821, 14017), (3317, 11921), (4061, 9737)]