1260765

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1$

素因数の和:311

約数の個数: 40

約数和(自身を含む): 2474208

約数和(自身を除く): 1213443

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 283, 297, 405, 495, 849, 891, 1415, 1485, 2547, 3113, 4245, 4455, 7641, 9339, 12735, 15565, 22923, 28017, 38205, 46695, 84051, 114615, 140085, 252153, 420255, 1260765]

約数ペア:

[(1, 1260765), (3, 420255), (5, 252153), (9, 140085), (11, 114615), (15, 84051), (27, 46695), (33, 38205), (45, 28017), (55, 22923), (81, 15565), (99, 12735), (135, 9339), (165, 7641), (283, 4455), (297, 4245), (405, 3113), (495, 2547), (849, 1485), (891, 1415)]