25381839

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 40370176

約数和(自身を除く): 14988337

約数列:

[1, 3, 7, 21, 31, 93, 127, 217, 307, 381, 651, 889, 921, 2149, 2667, 3937, 6447, 9517, 11811, 27559, 28551, 38989, 66619, 82677, 116967, 199857, 272923, 818769, 1208659, 3625977, 8460613, 25381839]

約数ペア:

[(1, 25381839), (3, 8460613), (7, 3625977), (21, 1208659), (31, 818769), (93, 272923), (127, 199857), (217, 116967), (307, 82677), (381, 66619), (651, 38989), (889, 28551), (921, 27559), (2149, 11811), (2667, 9517), (3937, 6447)]