318491865

素因数分解:

$3^3\times 5^1\times {\mathrm{811}}^1\times {\mathrm{2909}}^1$

素因数の和:3734

約数の個数: 32

約数和(自身を含む): 567100800

約数和(自身を除く): 248608935

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 811, 2433, 2909, 4055, 7299, 8727, 12165, 14545, 21897, 26181, 36495, 43635, 78543, 109485, 130905, 392715, 2359199, 7077597, 11795995, 21232791, 35387985, 63698373, 106163955, 318491865]

約数ペア:

[(1, 318491865), (3, 106163955), (5, 63698373), (9, 35387985), (15, 21232791), (27, 11795995), (45, 7077597), (135, 2359199), (811, 392715), (2433, 130905), (2909, 109485), (4055, 78543), (7299, 43635), (8727, 36495), (12165, 26181), (14545, 21897)]