28070259

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{8971}}^1$

素因数の和:9130

約数の個数: 16

約数和(自身を含む): 43065600

約数和(自身を除く): 14995341

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 8971, 26913, 62797, 188391, 1336679, 4010037, 9356753, 28070259]

約数ペア:

[(1, 28070259), (3, 9356753), (7, 4010037), (21, 1336679), (149, 188391), (447, 62797), (1043, 26913), (3129, 8971)]