66789765

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{7853}}^1$

素因数の和:7880

約数の個数: 48

約数和(自身を含む): 137225088

約数和(自身を除く): 70435323

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 945, 1215, 1701, 2835, 7853, 8505, 23559, 39265, 54971, 70677, 117795, 164913, 212031, 274855, 353385, 494739, 636093, 824565, 1060155, 1484217, 1908279, 2473695, 3180465, 4452651, 7421085, 9541395, 13357953, 22263255, 66789765]

約数ペア:

[(1, 66789765), (3, 22263255), (5, 13357953), (7, 9541395), (9, 7421085), (15, 4452651), (21, 3180465), (27, 2473695), (35, 1908279), (45, 1484217), (63, 1060155), (81, 824565), (105, 636093), (135, 494739), (189, 353385), (243, 274855), (315, 212031), (405, 164913), (567, 117795), (945, 70677), (1215, 54971), (1701, 39265), (2835, 23559), (7853, 8505)]