28321269

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{1091}}^1$

素因数の和:1620

約数の個数: 16

約数和(自身を含む): 40098240

約数和(自身を除く): 11776971

約数列:

[1, 3, 17, 51, 509, 1091, 1527, 3273, 8653, 18547, 25959, 55641, 555319, 1665957, 9440423, 28321269]

約数ペア:

[(1, 28321269), (3, 9440423), (17, 1665957), (51, 555319), (509, 55641), (1091, 25959), (1527, 18547), (3273, 8653)]