136955

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:75

約数の個数: 24

約数和(自身を含む): 210672

約数和(自身を除く): 73717

約数列:

[1, 5, 7, 13, 35, 43, 49, 65, 91, 215, 245, 301, 455, 559, 637, 1505, 2107, 2795, 3185, 3913, 10535, 19565, 27391, 136955]

約数ペア:

[(1, 136955), (5, 27391), (7, 19565), (13, 10535), (35, 3913), (43, 3185), (49, 2795), (65, 2107), (91, 1505), (215, 637), (245, 559), (301, 455)]