9955855

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21881}}^1$

素因数の和:21906

約数の個数: 16

約数和(自身を含む): 14704704

約数和(自身を除く): 4748849

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 21881, 109405, 153167, 284453, 765835, 1422265, 1991171, 9955855]

約数ペア:

[(1, 9955855), (5, 1991171), (7, 1422265), (13, 765835), (35, 284453), (65, 153167), (91, 109405), (455, 21881)]