18373725

素因数分解:

$3^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{643}}^1$

素因数の和:786

約数の個数: 36

約数和(自身を含む): 33220096

約数和(自身を除く): 14846371

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 127, 225, 381, 635, 643, 1143, 1905, 1929, 3175, 3215, 5715, 5787, 9525, 9645, 16075, 28575, 28935, 48225, 81661, 144675, 244983, 408305, 734949, 1224915, 2041525, 3674745, 6124575, 18373725]

約数ペア:

[(1, 18373725), (3, 6124575), (5, 3674745), (9, 2041525), (15, 1224915), (25, 734949), (45, 408305), (75, 244983), (127, 144675), (225, 81661), (381, 48225), (635, 28935), (643, 28575), (1143, 16075), (1905, 9645), (1929, 9525), (3175, 5787), (3215, 5715)]