78081285

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{523}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 129029760

約数和(自身を除く): 50948475

約数列:

[1, 3, 5, 15, 37, 111, 185, 269, 523, 555, 807, 1345, 1569, 2615, 4035, 7845, 9953, 19351, 29859, 49765, 58053, 96755, 140687, 149295, 290265, 422061, 703435, 2110305, 5205419, 15616257, 26027095, 78081285]

約数ペア:

[(1, 78081285), (3, 26027095), (5, 15616257), (15, 5205419), (37, 2110305), (111, 703435), (185, 422061), (269, 290265), (523, 149295), (555, 140687), (807, 96755), (1345, 58053), (1569, 49765), (2615, 29859), (4035, 19351), (7845, 9953)]