131931184

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{619}}^1$

素因数の和:818

約数の個数: 80

約数和(自身を含む): 321050880

約数和(自身を除く): 189119696

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 173, 176, 308, 346, 616, 619, 692, 1211, 1232, 1238, 1384, 1903, 2422, 2476, 2768, 3806, 4333, 4844, 4952, 6809, 7612, 8666, 9688, 9904, 13321, 13618, 15224, 17332, 19376, 26642, 27236, 30448, 34664, 47663, 53284, 54472, 69328, 95326, 106568, 107087, 108944, 190652, 213136, 214174, 381304, 428348, 749609, 762608, 856696, 1177957, 1499218, 1713392, 2355914, 2998436, 4711828, 5996872, 8245699, 9423656, 11993744, 16491398, 18847312, 32982796, 65965592, 131931184]

約数ペア:

[(1, 131931184), (2, 65965592), (4, 32982796), (7, 18847312), (8, 16491398), (11, 11993744), (14, 9423656), (16, 8245699), (22, 5996872), (28, 4711828), (44, 2998436), (56, 2355914), (77, 1713392), (88, 1499218), (112, 1177957), (154, 856696), (173, 762608), (176, 749609), (308, 428348), (346, 381304), (616, 214174), (619, 213136), (692, 190652), (1211, 108944), (1232, 107087), (1238, 106568), (1384, 95326), (1903, 69328), (2422, 54472), (2476, 53284), (2768, 47663), (3806, 34664), (4333, 30448), (4844, 27236), (4952, 26642), (6809, 19376), (7612, 17332), (8666, 15224), (9688, 13618), (9904, 13321)]