221208994

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{11399}}^1$

素因数の和:11745

約数の個数: 16

約数和(自身を含む): 343641600

約数和(自身を除く): 122432606

約数列:

[1, 2, 31, 62, 313, 626, 9703, 11399, 19406, 22798, 353369, 706738, 3567887, 7135774, 110604497, 221208994]

約数ペア:

[(1, 221208994), (2, 110604497), (31, 7135774), (62, 3567887), (313, 706738), (626, 353369), (9703, 22798), (11399, 19406)]