213477825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13619}}^1$

素因数の和:13662

約数の個数: 48

約数和(自身を含む): 405331200

約数和(自身を除く): 191853375

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 55, 57, 75, 95, 165, 209, 275, 285, 475, 627, 825, 1045, 1425, 3135, 5225, 13619, 15675, 40857, 68095, 149809, 204285, 258761, 340475, 449427, 749045, 776283, 1021425, 1293805, 2247135, 2846371, 3745225, 3881415, 6469025, 8539113, 11235675, 14231855, 19407075, 42695565, 71159275, 213477825]

約数ペア:

[(1, 213477825), (3, 71159275), (5, 42695565), (11, 19407075), (15, 14231855), (19, 11235675), (25, 8539113), (33, 6469025), (55, 3881415), (57, 3745225), (75, 2846371), (95, 2247135), (165, 1293805), (209, 1021425), (275, 776283), (285, 749045), (475, 449427), (627, 340475), (825, 258761), (1045, 204285), (1425, 149809), (3135, 68095), (5225, 40857), (13619, 15675)]