51869565

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3881}}^1$

素因数の和:3912

約数の個数: 48

約数和(自身を含む): 101739456

約数和(自身を除く): 49869891

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 243, 297, 405, 495, 891, 1215, 1485, 2673, 3881, 4455, 11643, 13365, 19405, 34929, 42691, 58215, 104787, 128073, 174645, 213455, 314361, 384219, 523935, 640365, 943083, 1152657, 1571805, 1921095, 3457971, 4715415, 5763285, 10373913, 17289855, 51869565]

約数ペア:

[(1, 51869565), (3, 17289855), (5, 10373913), (9, 5763285), (11, 4715415), (15, 3457971), (27, 1921095), (33, 1571805), (45, 1152657), (55, 943083), (81, 640365), (99, 523935), (135, 384219), (165, 314361), (243, 213455), (297, 174645), (405, 128073), (495, 104787), (891, 58215), (1215, 42691), (1485, 34929), (2673, 19405), (3881, 13365), (4455, 11643)]