28927997

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{509}}^1$

素因数の和:892

約数の個数: 16

約数和(自身を含む): 34663680

約数和(自身を除く): 5735683

約数列:

[1, 7, 23, 161, 353, 509, 2471, 3563, 8119, 11707, 56833, 81949, 179677, 1257739, 4132571, 28927997]

約数ペア:

[(1, 28927997), (7, 4132571), (23, 1257739), (161, 179677), (353, 81949), (509, 56833), (2471, 11707), (3563, 8119)]