1890515473

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1123}}^1\times {\mathrm{21863}}^1$

素因数の和:23004

約数の個数: 16

約数和(自身を含む): 2359213056

約数和(自身を除く): 468697583

約数列:

[1, 7, 11, 77, 1123, 7861, 12353, 21863, 86471, 153041, 240493, 1683451, 24552149, 171865043, 270073639, 1890515473]

約数ペア:

[(1, 1890515473), (7, 270073639), (11, 171865043), (77, 24552149), (1123, 1683451), (7861, 240493), (12353, 153041), (21863, 86471)]