27288807

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5261}}^1$

素因数の和:5303

約数の個数: 32

約数和(自身を含む): 47147520

約数和(自身を除く): 19858713

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 5261, 15783, 36827, 68393, 99959, 110481, 205179, 299877, 478751, 699713, 1299467, 1436253, 2099139, 3898401, 9096269, 27288807]

約数ペア:

[(1, 27288807), (3, 9096269), (7, 3898401), (13, 2099139), (19, 1436253), (21, 1299467), (39, 699713), (57, 478751), (91, 299877), (133, 205179), (247, 110481), (273, 99959), (399, 68393), (741, 36827), (1729, 15783), (5187, 5261)]