13401479

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 18170880

約数和(自身を除く): 4769401

約数列:

[1, 7, 13, 19, 23, 91, 133, 161, 247, 299, 337, 437, 1729, 2093, 2359, 3059, 4381, 5681, 6403, 7751, 30667, 39767, 44821, 54257, 83239, 100763, 147269, 582673, 705341, 1030883, 1914497, 13401479]

約数ペア:

[(1, 13401479), (7, 1914497), (13, 1030883), (19, 705341), (23, 582673), (91, 147269), (133, 100763), (161, 83239), (247, 54257), (299, 44821), (337, 39767), (437, 30667), (1729, 7751), (2093, 6403), (2359, 5681), (3059, 4381)]