12172419

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1913}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 20303712

約数和(自身を除く): 8131293

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 1913, 2121, 5739, 6363, 13391, 17217, 40173, 120519, 193213, 579639, 1352491, 1738917, 4057473, 12172419]

約数ペア:

[(1, 12172419), (3, 4057473), (7, 1738917), (9, 1352491), (21, 579639), (63, 193213), (101, 120519), (303, 40173), (707, 17217), (909, 13391), (1913, 6363), (2121, 5739)]