81448829

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1103}}^1$

素因数の和:1265

約数の個数: 24

約数和(自身を含む): 104208768

約数和(自身を除く): 22759939

約数列:

[1, 7, 11, 49, 77, 137, 539, 959, 1103, 1507, 6713, 7721, 10549, 12133, 54047, 73843, 84931, 151111, 594517, 1057777, 1662221, 7404439, 11635547, 81448829]

約数ペア:

[(1, 81448829), (7, 11635547), (11, 7404439), (49, 1662221), (77, 1057777), (137, 594517), (539, 151111), (959, 84931), (1103, 73843), (1507, 54047), (6713, 12133), (7721, 10549)]