407372272

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{263}}^1\times {\mathrm{739}}^1$

素因数の和:1141

約数の個数: 40

約数和(自身を含む): 799413120

約数和(自身を除く): 392040848

約数列:

[1, 2, 4, 8, 16, 131, 262, 263, 524, 526, 739, 1048, 1052, 1478, 2096, 2104, 2956, 4208, 5912, 11824, 34453, 68906, 96809, 137812, 193618, 194357, 275624, 387236, 388714, 551248, 774472, 777428, 1548944, 1554856, 3109712, 25460767, 50921534, 101843068, 203686136, 407372272]

約数ペア:

[(1, 407372272), (2, 203686136), (4, 101843068), (8, 50921534), (16, 25460767), (131, 3109712), (262, 1554856), (263, 1548944), (524, 777428), (526, 774472), (739, 551248), (1048, 388714), (1052, 387236), (1478, 275624), (2096, 194357), (2104, 193618), (2956, 137812), (4208, 96809), (5912, 68906), (11824, 34453)]