28145601

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2657}}^1$

素因数の和:2781

約数の個数: 24

約数和(自身を含む): 44781984

約数和(自身を除く): 16636383

約数列:

[1, 3, 9, 11, 33, 99, 107, 321, 963, 1177, 2657, 3531, 7971, 10593, 23913, 29227, 87681, 263043, 284299, 852897, 2558691, 3127289, 9381867, 28145601]

約数ペア:

[(1, 28145601), (3, 9381867), (9, 3127289), (11, 2558691), (33, 852897), (99, 284299), (107, 263043), (321, 87681), (963, 29227), (1177, 23913), (2657, 10593), (3531, 7971)]