15742107

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{1783}}^1$

素因数の和:1904

約数の個数: 20

約数和(自身を含む): 23745040

約数和(自身を除く): 8002933

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 1783, 2943, 5349, 8829, 16047, 48141, 144423, 194347, 583041, 1749123, 5247369, 15742107]

約数ペア:

[(1, 15742107), (3, 5247369), (9, 1749123), (27, 583041), (81, 194347), (109, 144423), (327, 48141), (981, 16047), (1783, 8829), (2943, 5349)]