80174339

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1123}}^1$

素因数の和:1215

約数の個数: 24

約数和(自身を含む): 98408448

約数和(自身を除く): 18234109

約数列:

[1, 7, 31, 47, 49, 217, 329, 1123, 1457, 1519, 2303, 7861, 10199, 34813, 52781, 55027, 71393, 243691, 369467, 1636211, 1705837, 2586269, 11453477, 80174339]

約数ペア:

[(1, 80174339), (7, 11453477), (31, 2586269), (47, 1705837), (49, 1636211), (217, 369467), (329, 243691), (1123, 71393), (1457, 55027), (1519, 52781), (2303, 34813), (7861, 10199)]