128439135

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{86491}}^1$

素因数の和:86516

約数の個数: 32

約数和(自身を含む): 249096960

約数和(自身を除く): 120657825

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 86491, 259473, 432455, 778419, 951401, 1297365, 2335257, 2854203, 3892095, 4757005, 8562609, 11676285, 14271015, 25687827, 42813045, 128439135]

約数ペア:

[(1, 128439135), (3, 42813045), (5, 25687827), (9, 14271015), (11, 11676285), (15, 8562609), (27, 4757005), (33, 3892095), (45, 2854203), (55, 2335257), (99, 1297365), (135, 951401), (165, 778419), (297, 432455), (495, 259473), (1485, 86491)]