28673491

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 36495200

約数和(自身を除く): 7821709

約数列:

[1, 7, 11, 77, 97, 121, 349, 679, 847, 1067, 2443, 3839, 7469, 11737, 26873, 33853, 42229, 82159, 236971, 295603, 372383, 2606681, 4096213, 28673491]

約数ペア:

[(1, 28673491), (7, 4096213), (11, 2606681), (77, 372383), (97, 295603), (121, 236971), (349, 82159), (679, 42229), (847, 33853), (1067, 26873), (2443, 11737), (3839, 7469)]