26172801

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 41827968

約数和(自身を除く): 15655167

約数列:

[1, 3, 9, 27, 37, 41, 71, 81, 111, 123, 213, 243, 333, 369, 639, 999, 1107, 1517, 1917, 2627, 2911, 2997, 3321, 4551, 5751, 7881, 8733, 8991, 9963, 13653, 17253, 23643, 26199, 40959, 70929, 78597, 107707, 122877, 212787, 235791, 323121, 368631, 638361, 707373, 969363, 2908089, 8724267, 26172801]

約数ペア:

[(1, 26172801), (3, 8724267), (9, 2908089), (27, 969363), (37, 707373), (41, 638361), (71, 368631), (81, 323121), (111, 235791), (123, 212787), (213, 122877), (243, 107707), (333, 78597), (369, 70929), (639, 40959), (999, 26199), (1107, 23643), (1517, 17253), (1917, 13653), (2627, 9963), (2911, 8991), (2997, 8733), (3321, 7881), (4551, 5751)]