12661455

素因数分解:

$3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1277}}^1$

素因数の和:1946

約数の個数: 16

約数和(自身を含む): 20304864

約数和(自身を除く): 7643409

約数列:

[1, 3, 5, 15, 661, 1277, 1983, 3305, 3831, 6385, 9915, 19155, 844097, 2532291, 4220485, 12661455]

約数ペア:

[(1, 12661455), (3, 4220485), (5, 2532291), (15, 844097), (661, 19155), (1277, 9915), (1983, 6385), (3305, 3831)]