209767328

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{2053}}^1$

素因数の和:2197

約数の個数: 48

約数和(自身を含む): 430649856

約数和(自身を除く): 220882528

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 103, 124, 206, 248, 412, 496, 824, 992, 1648, 2053, 3193, 3296, 4106, 6386, 8212, 12772, 16424, 25544, 32848, 51088, 63643, 65696, 102176, 127286, 211459, 254572, 422918, 509144, 845836, 1018288, 1691672, 2036576, 3383344, 6555229, 6766688, 13110458, 26220916, 52441832, 104883664, 209767328]

約数ペア:

[(1, 209767328), (2, 104883664), (4, 52441832), (8, 26220916), (16, 13110458), (31, 6766688), (32, 6555229), (62, 3383344), (103, 2036576), (124, 1691672), (206, 1018288), (248, 845836), (412, 509144), (496, 422918), (824, 254572), (992, 211459), (1648, 127286), (2053, 102176), (3193, 65696), (3296, 63643), (4106, 51088), (6386, 32848), (8212, 25544), (12772, 16424)]