211999078

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{31333}}^1$

素因数の和:31551

約数の個数: 16

約数和(自身を含む): 338407200

約数和(自身を除く): 126408122

約数列:

[1, 2, 17, 34, 199, 398, 3383, 6766, 31333, 62666, 532661, 1065322, 6235267, 12470534, 105999539, 211999078]

約数ペア:

[(1, 211999078), (2, 105999539), (17, 12470534), (34, 6235267), (199, 1065322), (398, 532661), (3383, 62666), (6766, 31333)]