213881492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1907}}^1\times {\mathrm{2549}}^1$

素因数の和:4471

約数の個数: 24

約数和(自身を含む): 408693600

約数和(自身を除く): 194812108

約数列:

[1, 2, 4, 11, 22, 44, 1907, 2549, 3814, 5098, 7628, 10196, 20977, 28039, 41954, 56078, 83908, 112156, 4860943, 9721886, 19443772, 53470373, 106940746, 213881492]

約数ペア:

[(1, 213881492), (2, 106940746), (4, 53470373), (11, 19443772), (22, 9721886), (44, 4860943), (1907, 112156), (2549, 83908), (3814, 56078), (5098, 41954), (7628, 28039), (10196, 20977)]