12985485

素因数分解:

$3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3449}}^1$

素因数の和:3708

約数の個数: 16

約数和(自身を含む): 20865600

約数和(自身を除く): 7880115

約数列:

[1, 3, 5, 15, 251, 753, 1255, 3449, 3765, 10347, 17245, 51735, 865699, 2597097, 4328495, 12985485]

約数ペア:

[(1, 12985485), (3, 4328495), (5, 2597097), (15, 865699), (251, 51735), (753, 17245), (1255, 10347), (3449, 3765)]