28789071

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1\times {\mathrm{619}}^1$

素因数の和:1078

約数の個数: 16

約数和(自身を含む): 39580800

約数和(自身を除く): 10791729

約数列:

[1, 3, 37, 111, 419, 619, 1257, 1857, 15503, 22903, 46509, 68709, 259361, 778083, 9596357, 28789071]

約数ペア:

[(1, 28789071), (3, 9596357), (37, 778083), (111, 259361), (419, 68709), (619, 46509), (1257, 22903), (1857, 15503)]