220931284

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{343061}}^1$

素因数の和:343095

約数の個数: 24

約数和(自身を含む): 461075328

約数和(自身を除く): 240144044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 343061, 686122, 1372244, 2401427, 4802854, 7890403, 9605708, 15780806, 31561612, 55232821, 110465642, 220931284]

約数ペア:

[(1, 220931284), (2, 110465642), (4, 55232821), (7, 31561612), (14, 15780806), (23, 9605708), (28, 7890403), (46, 4802854), (92, 2401427), (161, 1372244), (322, 686122), (644, 343061)]