199659215

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2909}}^1$

素因数の和:3011

約数の個数: 32

約数和(自身を含む): 286623360

約数和(自身を除く): 86964145

約数列:

[1, 5, 7, 35, 37, 53, 185, 259, 265, 371, 1295, 1855, 1961, 2909, 9805, 13727, 14545, 20363, 68635, 101815, 107633, 154177, 538165, 753431, 770885, 1079239, 3767155, 5396195, 5704549, 28522745, 39931843, 199659215]

約数ペア:

[(1, 199659215), (5, 39931843), (7, 28522745), (35, 5704549), (37, 5396195), (53, 3767155), (185, 1079239), (259, 770885), (265, 753431), (371, 538165), (1295, 154177), (1855, 107633), (1961, 101815), (2909, 68635), (9805, 20363), (13727, 14545)]