127851645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{2801}}^1$

素因数の和:3005

約数の個数: 32

約数和(自身を含む): 217883520

約数和(自身を除く): 90031875

約数列:

[1, 3, 5, 15, 17, 51, 85, 179, 255, 537, 895, 2685, 2801, 3043, 8403, 9129, 14005, 15215, 42015, 45645, 47617, 142851, 238085, 501379, 714255, 1504137, 2506895, 7520685, 8523443, 25570329, 42617215, 127851645]

約数ペア:

[(1, 127851645), (3, 42617215), (5, 25570329), (15, 8523443), (17, 7520685), (51, 2506895), (85, 1504137), (179, 714255), (255, 501379), (537, 238085), (895, 142851), (2685, 47617), (2801, 45645), (3043, 42015), (8403, 15215), (9129, 14005)]