189489027

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{433}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 318625440

約数和(自身を除く): 129136413

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 229, 273, 433, 637, 687, 1299, 1603, 1911, 2977, 3031, 4809, 5629, 8931, 9093, 11221, 16887, 20839, 21217, 33663, 39403, 62517, 63651, 99157, 118209, 145873, 275821, 297471, 437619, 694099, 827463, 1289041, 2082297, 3867123, 4858693, 9023287, 14576079, 27069861, 63163009, 189489027]

約数ペア:

[(1, 189489027), (3, 63163009), (7, 27069861), (13, 14576079), (21, 9023287), (39, 4858693), (49, 3867123), (91, 2082297), (147, 1289041), (229, 827463), (273, 694099), (433, 437619), (637, 297471), (687, 275821), (1299, 145873), (1603, 118209), (1911, 99157), (2977, 63651), (3031, 62517), (4809, 39403), (5629, 33663), (8931, 21217), (9093, 20839), (11221, 16887)]