128566845

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28859}}^1$

素因数の和:28887

約数の個数: 40

約数和(自身を含む): 251428320

約数和(自身を除く): 122861475

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 891, 1485, 4455, 28859, 86577, 144295, 259731, 317449, 432885, 779193, 952347, 1298655, 1587245, 2337579, 2857041, 3895965, 4761735, 8571123, 11687895, 14285205, 25713369, 42855615, 128566845]

約数ペア:

[(1, 128566845), (3, 42855615), (5, 25713369), (9, 14285205), (11, 11687895), (15, 8571123), (27, 4761735), (33, 3895965), (45, 2857041), (55, 2337579), (81, 1587245), (99, 1298655), (135, 952347), (165, 779193), (297, 432885), (405, 317449), (495, 259731), (891, 144295), (1485, 86577), (4455, 28859)]