189339921

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{859}}^1\times {\mathrm{1289}}^1$

素因数の和:2173

約数の個数: 24

約数和(自身を含む): 288444000

約数和(自身を除く): 99104079

約数列:

[1, 3, 9, 19, 57, 171, 859, 1289, 2577, 3867, 7731, 11601, 16321, 24491, 48963, 73473, 146889, 220419, 1107251, 3321753, 9965259, 21037769, 63113307, 189339921]

約数ペア:

[(1, 189339921), (3, 63113307), (9, 21037769), (19, 9965259), (57, 3321753), (171, 1107251), (859, 220419), (1289, 146889), (2577, 73473), (3867, 48963), (7731, 24491), (11601, 16321)]