80642991

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{743}}^1$

素因数の和:804

約数の個数: 48

約数和(自身を含む): 132991488

約数和(自身を除く): 52348497

約数列:

[1, 3, 11, 13, 23, 33, 39, 69, 121, 143, 253, 299, 363, 429, 743, 759, 897, 1573, 2229, 2783, 3289, 4719, 8173, 8349, 9659, 9867, 17089, 24519, 28977, 36179, 51267, 89903, 106249, 108537, 187979, 222157, 269709, 318747, 563937, 666471, 1168739, 2067769, 2443727, 3506217, 6203307, 7331181, 26880997, 80642991]

約数ペア:

[(1, 80642991), (3, 26880997), (11, 7331181), (13, 6203307), (23, 3506217), (33, 2443727), (39, 2067769), (69, 1168739), (121, 666471), (143, 563937), (253, 318747), (299, 269709), (363, 222157), (429, 187979), (743, 108537), (759, 106249), (897, 89903), (1573, 51267), (2229, 36179), (2783, 28977), (3289, 24519), (4719, 17089), (8173, 9867), (8349, 9659)]