247602645

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{521}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 439732800

約数和(自身を除く): 192130155

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 179, 295, 521, 531, 537, 885, 895, 1563, 1611, 2605, 2655, 2685, 4689, 7815, 8055, 10561, 23445, 30739, 31683, 52805, 92217, 93259, 95049, 153695, 158415, 276651, 279777, 461085, 466295, 475245, 839331, 1383255, 1398885, 4196655, 5502281, 16506843, 27511405, 49520529, 82534215, 247602645]

約数ペア:

[(1, 247602645), (3, 82534215), (5, 49520529), (9, 27511405), (15, 16506843), (45, 5502281), (59, 4196655), (177, 1398885), (179, 1383255), (295, 839331), (521, 475245), (531, 466295), (537, 461085), (885, 279777), (895, 276651), (1563, 158415), (1611, 153695), (2605, 95049), (2655, 93259), (2685, 92217), (4689, 52805), (7815, 31683), (8055, 30739), (10561, 23445)]