25987401

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 43535232

約数和(自身を除く): 17547831

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 101, 113, 207, 253, 303, 339, 759, 909, 1017, 1111, 1243, 2277, 2323, 2599, 3333, 3729, 6969, 7797, 9999, 11187, 11413, 20907, 23391, 25553, 28589, 34239, 76659, 85767, 102717, 125543, 229977, 257301, 262499, 376629, 787497, 1129887, 2362491, 2887489, 8662467, 25987401]

約数ペア:

[(1, 25987401), (3, 8662467), (9, 2887489), (11, 2362491), (23, 1129887), (33, 787497), (69, 376629), (99, 262499), (101, 257301), (113, 229977), (207, 125543), (253, 102717), (303, 85767), (339, 76659), (759, 34239), (909, 28589), (1017, 25553), (1111, 23391), (1243, 20907), (2277, 11413), (2323, 11187), (2599, 9999), (3333, 7797), (3729, 6969)]