388675496

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{6869}}^1$

素因数の和:7529

約数の個数: 32

約数和(自身を含む): 796370400

約数和(自身を除く): 407694904

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 643, 1286, 2572, 5144, 6869, 7073, 13738, 14146, 27476, 28292, 54952, 56584, 75559, 151118, 302236, 604472, 4416767, 8833534, 17667068, 35334136, 48584437, 97168874, 194337748, 388675496]

約数ペア:

[(1, 388675496), (2, 194337748), (4, 97168874), (8, 48584437), (11, 35334136), (22, 17667068), (44, 8833534), (88, 4416767), (643, 604472), (1286, 302236), (2572, 151118), (5144, 75559), (6869, 56584), (7073, 54952), (13738, 28292), (14146, 27476)]