223670489

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{9721}}^1$

素因数の和:9920

約数の個数: 16

約数和(自身を含む): 270660480

約数和(自身を除く): 46989991

約数列:

[1, 7, 19, 133, 173, 1211, 3287, 9721, 23009, 68047, 184699, 1292893, 1681733, 11772131, 31952927, 223670489]

約数ペア:

[(1, 223670489), (7, 31952927), (19, 11772131), (133, 1681733), (173, 1292893), (1211, 184699), (3287, 68047), (9721, 23009)]