209436248

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{541}}^1$

素因数の和:808

約数の個数: 64

約数和(自身を含む): 466206720

約数和(自身を除く): 256770472

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 223, 248, 434, 446, 541, 868, 892, 1082, 1561, 1736, 1784, 2164, 3122, 3787, 4328, 6244, 6913, 7574, 12488, 13826, 15148, 16771, 27652, 30296, 33542, 48391, 55304, 67084, 96782, 117397, 120643, 134168, 193564, 234794, 241286, 387128, 469588, 482572, 844501, 939176, 965144, 1689002, 3378004, 3739933, 6756008, 7479866, 14959732, 26179531, 29919464, 52359062, 104718124, 209436248]

約数ペア:

[(1, 209436248), (2, 104718124), (4, 52359062), (7, 29919464), (8, 26179531), (14, 14959732), (28, 7479866), (31, 6756008), (56, 3739933), (62, 3378004), (124, 1689002), (217, 965144), (223, 939176), (248, 844501), (434, 482572), (446, 469588), (541, 387128), (868, 241286), (892, 234794), (1082, 193564), (1561, 134168), (1736, 120643), (1784, 117397), (2164, 96782), (3122, 67084), (3787, 55304), (4328, 48391), (6244, 33542), (6913, 30296), (7574, 27652), (12488, 16771), (13826, 15148)]