28556031

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71569}}^1$

素因数の和:71598

約数の個数: 16

約数和(自身を含む): 45804800

約数和(自身を除く): 17248769

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 71569, 214707, 500983, 1359811, 1502949, 4079433, 9518677, 28556031]

約数ペア:

[(1, 28556031), (3, 9518677), (7, 4079433), (19, 1502949), (21, 1359811), (57, 500983), (133, 214707), (399, 71569)]