11547765

素因数分解:

$3^4\times 5^1\times {\mathrm{28513}}^1$

素因数の和:28530

約数の個数: 20

約数和(自身を含む): 20701164

約数和(自身を除く): 9153399

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 28513, 85539, 142565, 256617, 427695, 769851, 1283085, 2309553, 3849255, 11547765]

約数ペア:

[(1, 11547765), (3, 3849255), (5, 2309553), (9, 1283085), (15, 769851), (27, 427695), (45, 256617), (81, 142565), (135, 85539), (405, 28513)]