1724373

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 2885376

約数和(自身を除く): 1161003

約数列:

[1, 3, 7, 9, 21, 63, 101, 271, 303, 707, 813, 909, 1897, 2121, 2439, 5691, 6363, 17073, 27371, 82113, 191597, 246339, 574791, 1724373]

約数ペア:

[(1, 1724373), (3, 574791), (7, 246339), (9, 191597), (21, 82113), (63, 27371), (101, 17073), (271, 6363), (303, 5691), (707, 2439), (813, 2121), (909, 1897)]