13243255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{449}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 16912800

約数和(自身を除く): 3669545

約数列:

[1, 5, 17, 85, 347, 449, 1735, 2245, 5899, 7633, 29495, 38165, 155803, 779015, 2648651, 13243255]

約数ペア:

[(1, 13243255), (5, 2648651), (17, 779015), (85, 155803), (347, 38165), (449, 29495), (1735, 7633), (2245, 5899)]