81290583

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{4391}}^1$

素因数の和:4436

約数の個数: 36

約数和(自身を含む): 136687824

約数和(自身を除く): 55397241

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 121, 153, 187, 363, 561, 1089, 1683, 2057, 4391, 6171, 13173, 18513, 39519, 48301, 74647, 144903, 223941, 434709, 531311, 671823, 821117, 1593933, 2463351, 4781799, 7390053, 9032287, 27096861, 81290583]

約数ペア:

[(1, 81290583), (3, 27096861), (9, 9032287), (11, 7390053), (17, 4781799), (33, 2463351), (51, 1593933), (99, 821117), (121, 671823), (153, 531311), (187, 434709), (363, 223941), (561, 144903), (1089, 74647), (1683, 48301), (2057, 39519), (4391, 18513), (6171, 13173)]