217576849

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{6791}}^1$

素因数の和:7020

約数の個数: 16

約数和(自身を含む): 260812800

約数和(自身を除く): 43235951

約数列:

[1, 7, 23, 161, 199, 1393, 4577, 6791, 32039, 47537, 156193, 1093351, 1351409, 9459863, 31082407, 217576849]

約数ペア:

[(1, 217576849), (7, 31082407), (23, 9459863), (161, 1351409), (199, 1093351), (1393, 156193), (4577, 47537), (6791, 32039)]