81081457919

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{967}}^1\times {\mathrm{2131}}^1$

素因数の和:3196

約数の個数: 48

約数和(自身を含む): 104460086016

約数和(自身を除く): 23378628097

約数列:

[1, 7, 11, 49, 73, 77, 511, 539, 803, 967, 2131, 3577, 5621, 6769, 10637, 14917, 23441, 39347, 47383, 70591, 74459, 104419, 155563, 164087, 494137, 521213, 776501, 1088941, 1148609, 1711193, 2060677, 3458959, 5435507, 7622587, 11978351, 14424739, 22667447, 38048549, 83848457, 100973173, 150429421, 158672129, 1053005947, 1110704903, 1654723631, 7371041629, 11583065417, 81081457919]

約数ペア:

[(1, 81081457919), (7, 11583065417), (11, 7371041629), (49, 1654723631), (73, 1110704903), (77, 1053005947), (511, 158672129), (539, 150429421), (803, 100973173), (967, 83848457), (2131, 38048549), (3577, 22667447), (5621, 14424739), (6769, 11978351), (10637, 7622587), (14917, 5435507), (23441, 3458959), (39347, 2060677), (47383, 1711193), (70591, 1148609), (74459, 1088941), (104419, 776501), (155563, 521213), (164087, 494137)]