172748716

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 365164800

約数和(自身を除く): 192416084

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 103, 172, 196, 199, 206, 301, 398, 412, 602, 721, 796, 1204, 1393, 1442, 2107, 2786, 2884, 4214, 4429, 5047, 5572, 8428, 8557, 8858, 9751, 10094, 17114, 17716, 19502, 20188, 20497, 31003, 34228, 39004, 40994, 59899, 62006, 81988, 119798, 124012, 143479, 217021, 239596, 286958, 419293, 434042, 573916, 838586, 868084, 881371, 1004353, 1677172, 1762742, 2008706, 3525484, 4017412, 6169597, 12339194, 24678388, 43187179, 86374358, 172748716]

約数ペア:

[(1, 172748716), (2, 86374358), (4, 43187179), (7, 24678388), (14, 12339194), (28, 6169597), (43, 4017412), (49, 3525484), (86, 2008706), (98, 1762742), (103, 1677172), (172, 1004353), (196, 881371), (199, 868084), (206, 838586), (301, 573916), (398, 434042), (412, 419293), (602, 286958), (721, 239596), (796, 217021), (1204, 143479), (1393, 124012), (1442, 119798), (2107, 81988), (2786, 62006), (2884, 59899), (4214, 40994), (4429, 39004), (5047, 34228), (5572, 31003), (8428, 20497), (8557, 20188), (8858, 19502), (9751, 17716), (10094, 17114)]