13301225

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{263}}^1$

素因数の和:314

約数の個数: 36

約数和(自身を含む): 20099904

約数和(自身を除く): 6798679

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 263, 289, 425, 595, 1315, 1445, 1841, 2023, 2975, 4471, 6575, 7225, 9205, 10115, 22355, 31297, 46025, 50575, 76007, 111775, 156485, 380035, 532049, 782425, 1900175, 2660245, 13301225]

約数ペア:

[(1, 13301225), (5, 2660245), (7, 1900175), (17, 782425), (25, 532049), (35, 380035), (85, 156485), (119, 111775), (175, 76007), (263, 50575), (289, 46025), (425, 31297), (595, 22355), (1315, 10115), (1445, 9205), (1841, 7225), (2023, 6575), (2975, 4471)]