215492805

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{48371}}^1$

素因数の和:48399

約数の個数: 40

約数和(自身を含む): 421416864

約数和(自身を除く): 205924059

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 891, 1485, 4455, 48371, 145113, 241855, 435339, 532081, 725565, 1306017, 1596243, 2176695, 2660405, 3918051, 4788729, 6530085, 7981215, 14366187, 19590255, 23943645, 43098561, 71830935, 215492805]

約数ペア:

[(1, 215492805), (3, 71830935), (5, 43098561), (9, 23943645), (11, 19590255), (15, 14366187), (27, 7981215), (33, 6530085), (45, 4788729), (55, 3918051), (81, 2660405), (99, 2176695), (135, 1596243), (165, 1306017), (297, 725565), (405, 532081), (495, 435339), (891, 241855), (1485, 145113), (4455, 48371)]