13306510749

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1259}}^1\times {\mathrm{26489}}^1$

素因数の和:27777

約数の個数: 32

約数和(自身を含む): 21361536000

約数和(自身を除く): 8055025251

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1259, 3777, 8813, 23921, 26439, 26489, 71763, 79467, 167447, 185423, 502341, 503291, 556269, 1509873, 3523037, 10569111, 33349651, 100048953, 233447557, 633643369, 700342671, 1900930107, 4435503583, 13306510749]

約数ペア:

[(1, 13306510749), (3, 4435503583), (7, 1900930107), (19, 700342671), (21, 633643369), (57, 233447557), (133, 100048953), (399, 33349651), (1259, 10569111), (3777, 3523037), (8813, 1509873), (23921, 556269), (26439, 503291), (26489, 502341), (71763, 185423), (79467, 167447)]