1287289538

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{6427}}^1$

素因数の和:6626

約数の個数: 32

約数和(自身を含む): 2107664064

約数和(自身を除く): 820374526

約数列:

[1, 2, 17, 34, 43, 86, 137, 274, 731, 1462, 2329, 4658, 5891, 6427, 11782, 12854, 100147, 109259, 200294, 218518, 276361, 552722, 880499, 1760998, 4698137, 9396274, 14968483, 29936966, 37861457, 75722914, 643644769, 1287289538]

約数ペア:

[(1, 1287289538), (2, 643644769), (17, 75722914), (34, 37861457), (43, 29936966), (86, 14968483), (137, 9396274), (274, 4698137), (731, 1760998), (1462, 880499), (2329, 552722), (4658, 276361), (5891, 218518), (6427, 200294), (11782, 109259), (12854, 100147)]