28641243

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{1303}}^1$

素因数の和:1754

約数の個数: 16

約数和(自身を含む): 40559616

約数和(自身を除く): 11918373

約数列:

[1, 3, 17, 51, 431, 1293, 1303, 3909, 7327, 21981, 22151, 66453, 561593, 1684779, 9547081, 28641243]

約数ペア:

[(1, 28641243), (3, 9547081), (17, 1684779), (51, 561593), (431, 66453), (1293, 22151), (1303, 21981), (3909, 7327)]