71486961

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8447}}^1$

素因数の和:8501

約数の個数: 32

約数和(自身を含む): 121110528

約数和(自身を除く): 49623567

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2821, 8447, 8463, 25341, 59129, 109811, 177387, 261857, 329433, 768677, 785571, 1832999, 2306031, 3404141, 5498997, 10212423, 23828987, 71486961]

約数ペア:

[(1, 71486961), (3, 23828987), (7, 10212423), (13, 5498997), (21, 3404141), (31, 2306031), (39, 1832999), (91, 785571), (93, 768677), (217, 329433), (273, 261857), (403, 177387), (651, 109811), (1209, 59129), (2821, 25341), (8447, 8463)]