172234898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{39341}}^1$

素因数の和:39553

約数の個数: 16

約数和(自身を含む): 283262400

約数和(自身を除く): 111027502

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 39341, 78682, 432751, 865502, 7828859, 15657718, 86117449, 172234898]

約数ペア:

[(1, 172234898), (2, 86117449), (11, 15657718), (22, 7828859), (199, 865502), (398, 432751), (2189, 78682), (4378, 39341)]