199680976

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{103141}}^1$

素因数の和:103171

約数の個数: 30

約数和(自身を含む): 425254466

約数和(自身を除く): 225573490

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 103141, 206282, 412564, 825128, 1134551, 1650256, 2269102, 4538204, 9076408, 12480061, 18152816, 24960122, 49920244, 99840488, 199680976]

約数ペア:

[(1, 199680976), (2, 99840488), (4, 49920244), (8, 24960122), (11, 18152816), (16, 12480061), (22, 9076408), (44, 4538204), (88, 2269102), (121, 1650256), (176, 1134551), (242, 825128), (484, 412564), (968, 206282), (1936, 103141)]