2564753989

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{80051}}^1$

素因数の和:80280

約数の個数: 16

約数和(自身を含む): 3073996800

約数和(自身を除く): 509242811

約数列:

[1, 7, 23, 161, 199, 1393, 4577, 32039, 80051, 560357, 1841173, 12888211, 15930149, 111511043, 366393427, 2564753989]

約数ペア:

[(1, 2564753989), (7, 366393427), (23, 111511043), (161, 15930149), (199, 12888211), (1393, 1841173), (4577, 560357), (32039, 80051)]